Home / 4,852,001.80-7,278,002.70-1,485,771.40

Finding the Fourth Proportional to 4,852,001.80, 7,278,002.70 and 1,485,771.40

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Solution

The fourth proportional to 4,852,001.80, 7,278,002.70 and 1,485,771.40 is: 2,228,657.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,852,001.80 : 7,278,002.70 = 1,485,771.40 : x
  2. Step 2: Convert to fraction form
    4,852,001.80/7,278,002.70 = 1,485,771.40/x
  3. Step 3: Cross multiply
    4,852,001.80x = 7,278,002.70 × 1,485,771.40
  4. Step 4: Simplify right side
    4,852,001.80x = 10,813,448,260,782.78
  5. Step 5: Solve for x
    x = 10,813,448,260,782.78/4,852,001.80
  6. Step 6: Final answer
    x = 2,228,657.10

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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.