Home / 1,563,331.60-2,344,122.60-664,620.40

Finding the Fourth Proportional to 1,563,331.60, 2,344,122.60 and 664,620.40

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Solution

The fourth proportional to 1,563,331.60, 2,344,122.60 and 664,620.40 is: 996,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,331.60 : 2,344,122.60 = 664,620.40 : x
  2. Step 2: Convert to fraction form
    1,563,331.60/2,344,122.60 = 664,620.40/x
  3. Step 3: Cross multiply
    1,563,331.60x = 2,344,122.60 × 664,620.40
  4. Step 4: Simplify right side
    1,563,331.60x = 1,557,951,700,061.04
  5. Step 5: Solve for x
    x = 1,557,951,700,061.04/1,563,331.60
  6. Step 6: Final answer
    x = 996,558.70

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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.