Home / 1,129,411.16-1,693,757.48-371,077.83

Finding the Fourth Proportional to 1,129,411.16, 1,693,757.48 and 371,077.83

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Solution

The fourth proportional to 1,129,411.16, 1,693,757.48 and 371,077.83 is: 556,498.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,411.16 : 1,693,757.48 = 371,077.83 : x
  2. Step 2: Convert to fraction form
    1,129,411.16/1,693,757.48 = 371,077.83/x
  3. Step 3: Cross multiply
    1,129,411.16x = 1,693,757.48 × 371,077.83
  4. Step 4: Simplify right side
    1,129,411.16x = 628,515,854,459.06
  5. Step 5: Solve for x
    x = 628,515,854,459.06/1,129,411.16
  6. Step 6: Final answer
    x = 556,498.71

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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.