Home / 2,687,465.55-4,021,730.10-1,677,062.91

Finding the Fourth Proportional to 2,687,465.55, 4,021,730.10 and 1,677,062.91

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Solution

The fourth proportional to 2,687,465.55, 4,021,730.10 and 1,677,062.91 is: 2,509,685.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,465.55 : 4,021,730.10 = 1,677,062.91 : x
  2. Step 2: Convert to fraction form
    2,687,465.55/4,021,730.10 = 1,677,062.91/x
  3. Step 3: Cross multiply
    2,687,465.55x = 4,021,730.10 × 1,677,062.91
  4. Step 4: Simplify right side
    2,687,465.55x = 6,744,694,384,740.59
  5. Step 5: Solve for x
    x = 6,744,694,384,740.59/2,687,465.55
  6. Step 6: Final answer
    x = 2,509,685.90

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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.