Home / 1,165,066.70-1,607,467.14-751,428.45

Finding the Fourth Proportional to 1,165,066.70, 1,607,467.14 and 751,428.45

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Solution

The fourth proportional to 1,165,066.70, 1,607,467.14 and 751,428.45 is: 1,036,761.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,066.70 : 1,607,467.14 = 751,428.45 : x
  2. Step 2: Convert to fraction form
    1,165,066.70/1,607,467.14 = 751,428.45/x
  3. Step 3: Cross multiply
    1,165,066.70x = 1,607,467.14 × 751,428.45
  4. Step 4: Simplify right side
    1,165,066.70x = 1,207,896,541,436.13
  5. Step 5: Solve for x
    x = 1,207,896,541,436.13/1,165,066.70
  6. Step 6: Final answer
    x = 1,036,761.71

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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.