Home / 1,407,525.17-1,942,332.66-762,931.51

Finding the Fourth Proportional to 1,407,525.17, 1,942,332.66 and 762,931.51

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Solution

The fourth proportional to 1,407,525.17, 1,942,332.66 and 762,931.51 is: 1,052,817.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,525.17 : 1,942,332.66 = 762,931.51 : x
  2. Step 2: Convert to fraction form
    1,407,525.17/1,942,332.66 = 762,931.51/x
  3. Step 3: Cross multiply
    1,407,525.17x = 1,942,332.66 × 762,931.51
  4. Step 4: Simplify right side
    1,407,525.17x = 1,481,866,784,360.28
  5. Step 5: Solve for x
    x = 1,481,866,784,360.28/1,407,525.17
  6. Step 6: Final answer
    x = 1,052,817.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.