Home / 1,559,780.55-2,339,753.85-494,905.95

Finding the Fourth Proportional to 1,559,780.55, 2,339,753.85 and 494,905.95

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Solution

The fourth proportional to 1,559,780.55, 2,339,753.85 and 494,905.95 is: 742,385.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,780.55 : 2,339,753.85 = 494,905.95 : x
  2. Step 2: Convert to fraction form
    1,559,780.55/2,339,753.85 = 494,905.95/x
  3. Step 3: Cross multiply
    1,559,780.55x = 2,339,753.85 × 494,905.95
  4. Step 4: Simplify right side
    1,559,780.55x = 1,157,958,101,900.41
  5. Step 5: Solve for x
    x = 1,157,958,101,900.41/1,559,780.55
  6. Step 6: Final answer
    x = 742,385.27

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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.