Home / 1,123,605-1,550,575.44-614,311.56

Finding the Fourth Proportional to 1,123,605, 1,550,575.44 and 614,311.56

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Solution

The fourth proportional to 1,123,605, 1,550,575.44 and 614,311.56 is: 847,750.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,605 : 1,550,575.44 = 614,311.56 : x
  2. Step 2: Convert to fraction form
    1,123,605/1,550,575.44 = 614,311.56/x
  3. Step 3: Cross multiply
    1,123,605x = 1,550,575.44 × 614,311.56
  4. Step 4: Simplify right side
    1,123,605x = 952,536,417,444.09
  5. Step 5: Solve for x
    x = 952,536,417,444.09/1,123,605
  6. Step 6: Final answer
    x = 847,750.25

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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.