Home / 2,695,210.10-4,042,815.15-2,659,780.70

Finding the Fourth Proportional to 2,695,210.10, 4,042,815.15 and 2,659,780.70

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Solution

The fourth proportional to 2,695,210.10, 4,042,815.15 and 2,659,780.70 is: 3,989,671.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,210.10 : 4,042,815.15 = 2,659,780.70 : x
  2. Step 2: Convert to fraction form
    2,695,210.10/4,042,815.15 = 2,659,780.70/x
  3. Step 3: Cross multiply
    2,695,210.10x = 4,042,815.15 × 2,659,780.70
  4. Step 4: Simplify right side
    2,695,210.10x = 10,753,001,709,637.61
  5. Step 5: Solve for x
    x = 10,753,001,709,637.61/2,695,210.10
  6. Step 6: Final answer
    x = 3,989,671.05

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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.