Home / 1,507,180.87-2,260,772.12-560,428.57

Finding the Fourth Proportional to 1,507,180.87, 2,260,772.12 and 560,428.57

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Solution

The fourth proportional to 1,507,180.87, 2,260,772.12 and 560,428.57 is: 840,643.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,180.87 : 2,260,772.12 = 560,428.57 : x
  2. Step 2: Convert to fraction form
    1,507,180.87/2,260,772.12 = 560,428.57/x
  3. Step 3: Cross multiply
    1,507,180.87x = 2,260,772.12 × 560,428.57
  4. Step 4: Simplify right side
    1,507,180.87x = 1,267,001,283,505.33
  5. Step 5: Solve for x
    x = 1,267,001,283,505.33/1,507,180.87
  6. Step 6: Final answer
    x = 840,643.16

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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.