Home / 1,129,459.47-1,693,691.86-530,590.83

Finding the Fourth Proportional to 1,129,459.47, 1,693,691.86 and 530,590.83

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Solution

The fourth proportional to 1,129,459.47, 1,693,691.86 and 530,590.83 is: 795,652.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,459.47 : 1,693,691.86 = 530,590.83 : x
  2. Step 2: Convert to fraction form
    1,129,459.47/1,693,691.86 = 530,590.83/x
  3. Step 3: Cross multiply
    1,129,459.47x = 1,693,691.86 × 530,590.83
  4. Step 4: Simplify right side
    1,129,459.47x = 898,657,369,761.64
  5. Step 5: Solve for x
    x = 898,657,369,761.64/1,129,459.47
  6. Step 6: Final answer
    x = 795,652.61

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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.