Home / 1,116,359.50-1,541,014.30-791,371.14

Finding the Fourth Proportional to 1,116,359.50, 1,541,014.30 and 791,371.14

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Solution

The fourth proportional to 1,116,359.50, 1,541,014.30 and 791,371.14 is: 1,092,402.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,359.50 : 1,541,014.30 = 791,371.14 : x
  2. Step 2: Convert to fraction form
    1,116,359.50/1,541,014.30 = 791,371.14/x
  3. Step 3: Cross multiply
    1,116,359.50x = 1,541,014.30 × 791,371.14
  4. Step 4: Simplify right side
    1,116,359.50x = 1,219,514,243,347.30
  5. Step 5: Solve for x
    x = 1,219,514,243,347.30/1,116,359.50
  6. Step 6: Final answer
    x = 1,092,402.80

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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.