Home / 1,656,654.47-2,484,704.90-458,697.88

Finding the Fourth Proportional to 1,656,654.47, 2,484,704.90 and 458,697.88

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Solution

The fourth proportional to 1,656,654.47, 2,484,704.90 and 458,697.88 is: 687,970.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,654.47 : 2,484,704.90 = 458,697.88 : x
  2. Step 2: Convert to fraction form
    1,656,654.47/2,484,704.90 = 458,697.88/x
  3. Step 3: Cross multiply
    1,656,654.47x = 2,484,704.90 × 458,697.88
  4. Step 4: Simplify right side
    1,656,654.47x = 1,139,728,870,055.61
  5. Step 5: Solve for x
    x = 1,139,728,870,055.61/1,656,654.47
  6. Step 6: Final answer
    x = 687,970.18

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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.