Home / 2,187,566.70-3,281,350.05-1,656,125.70

Finding the Fourth Proportional to 2,187,566.70, 3,281,350.05 and 1,656,125.70

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Solution

The fourth proportional to 2,187,566.70, 3,281,350.05 and 1,656,125.70 is: 2,484,188.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,566.70 : 3,281,350.05 = 1,656,125.70 : x
  2. Step 2: Convert to fraction form
    2,187,566.70/3,281,350.05 = 1,656,125.70/x
  3. Step 3: Cross multiply
    2,187,566.70x = 3,281,350.05 × 1,656,125.70
  4. Step 4: Simplify right side
    2,187,566.70x = 5,434,328,148,501.28
  5. Step 5: Solve for x
    x = 5,434,328,148,501.28/2,187,566.70
  6. Step 6: Final answer
    x = 2,484,188.55

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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.