Home / 5,487,621.70-8,231,432.55-1,702,264.90

Finding the Fourth Proportional to 5,487,621.70, 8,231,432.55 and 1,702,264.90

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Solution

The fourth proportional to 5,487,621.70, 8,231,432.55 and 1,702,264.90 is: 2,553,397.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487,621.70 : 8,231,432.55 = 1,702,264.90 : x
  2. Step 2: Convert to fraction form
    5,487,621.70/8,231,432.55 = 1,702,264.90/x
  3. Step 3: Cross multiply
    5,487,621.70x = 8,231,432.55 × 1,702,264.90
  4. Step 4: Simplify right side
    5,487,621.70x = 14,012,078,706,582.49
  5. Step 5: Solve for x
    x = 14,012,078,706,582.49/5,487,621.70
  6. Step 6: Final answer
    x = 2,553,397.35

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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.