Home / 1,656,671.78-2,484,730.85-458,715.20

Finding the Fourth Proportional to 1,656,671.78, 2,484,730.85 and 458,715.20

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Solution

The fourth proportional to 1,656,671.78, 2,484,730.85 and 458,715.20 is: 687,996.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,671.78 : 2,484,730.85 = 458,715.20 : x
  2. Step 2: Convert to fraction form
    1,656,671.78/2,484,730.85 = 458,715.20/x
  3. Step 3: Cross multiply
    1,656,671.78x = 2,484,730.85 × 458,715.20
  4. Step 4: Simplify right side
    1,656,671.78x = 1,139,783,797,527.05
  5. Step 5: Solve for x
    x = 1,139,783,797,527.05/1,656,671.78
  6. Step 6: Final answer
    x = 687,996.14

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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.