Home / 1,160,022.80-1,740,384.12-782,459.12

Finding the Fourth Proportional to 1,160,022.80, 1,740,384.12 and 782,459.12

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Solution

The fourth proportional to 1,160,022.80, 1,740,384.12 and 782,459.12 is: 1,173,924.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,022.80 : 1,740,384.12 = 782,459.12 : x
  2. Step 2: Convert to fraction form
    1,160,022.80/1,740,384.12 = 782,459.12/x
  3. Step 3: Cross multiply
    1,160,022.80x = 1,740,384.12 × 782,459.12
  4. Step 4: Simplify right side
    1,160,022.80x = 1,361,779,426,997.17
  5. Step 5: Solve for x
    x = 1,361,779,426,997.17/1,160,022.80
  6. Step 6: Final answer
    x = 1,173,924.71

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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.