Home / 3,528,020.80-5,292,031.20-2,571,572.80

Finding the Fourth Proportional to 3,528,020.80, 5,292,031.20 and 2,571,572.80

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Solution

The fourth proportional to 3,528,020.80, 5,292,031.20 and 2,571,572.80 is: 3,857,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528,020.80 : 5,292,031.20 = 2,571,572.80 : x
  2. Step 2: Convert to fraction form
    3,528,020.80/5,292,031.20 = 2,571,572.80/x
  3. Step 3: Cross multiply
    3,528,020.80x = 5,292,031.20 × 2,571,572.80
  4. Step 4: Simplify right side
    3,528,020.80x = 13,608,843,490,671.36
  5. Step 5: Solve for x
    x = 13,608,843,490,671.36/3,528,020.80
  6. Step 6: Final answer
    x = 3,857,359.20

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.