Home / 2,431,657.50-3,646,928.58-915,497.88

Finding the Fourth Proportional to 2,431,657.50, 3,646,928.58 and 915,497.88

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Solution

The fourth proportional to 2,431,657.50, 3,646,928.58 and 915,497.88 is: 1,373,036.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431,657.50 : 3,646,928.58 = 915,497.88 : x
  2. Step 2: Convert to fraction form
    2,431,657.50/3,646,928.58 = 915,497.88/x
  3. Step 3: Cross multiply
    2,431,657.50x = 3,646,928.58 × 915,497.88
  4. Step 4: Simplify right side
    2,431,657.50x = 3,338,755,383,501.41
  5. Step 5: Solve for x
    x = 3,338,755,383,501.41/2,431,657.50
  6. Step 6: Final answer
    x = 1,373,036.86

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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.