Home / 1,782,085.20-2,673,127.80-520,040.40

Finding the Fourth Proportional to 1,782,085.20, 2,673,127.80 and 520,040.40

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Solution

The fourth proportional to 1,782,085.20, 2,673,127.80 and 520,040.40 is: 780,060.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,085.20 : 2,673,127.80 = 520,040.40 : x
  2. Step 2: Convert to fraction form
    1,782,085.20/2,673,127.80 = 520,040.40/x
  3. Step 3: Cross multiply
    1,782,085.20x = 2,673,127.80 × 520,040.40
  4. Step 4: Simplify right side
    1,782,085.20x = 1,390,134,450,363.12
  5. Step 5: Solve for x
    x = 1,390,134,450,363.12/1,782,085.20
  6. Step 6: Final answer
    x = 780,060.60

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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.