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Finding the Fourth Proportional to 5,766,994.92, 8,651,009.06 and 1,668,251.65

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Solution

The fourth proportional to 5,766,994.92, 8,651,009.06 and 1,668,251.65 is: 2,502,526.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,766,994.92 : 8,651,009.06 = 1,668,251.65 : x
  2. Step 2: Convert to fraction form
    5,766,994.92/8,651,009.06 = 1,668,251.65/x
  3. Step 3: Cross multiply
    5,766,994.92x = 8,651,009.06 × 1,668,251.65
  4. Step 4: Simplify right side
    5,766,994.92x = 14,432,060,138,509.95
  5. Step 5: Solve for x
    x = 14,432,060,138,509.95/5,766,994.92
  6. Step 6: Final answer
    x = 2,502,526.94

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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.