Home / 2,003,988.74-3,005,989.20-487,671.93

Finding the Fourth Proportional to 2,003,988.74, 3,005,989.20 and 487,671.93

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Solution

The fourth proportional to 2,003,988.74, 3,005,989.20 and 487,671.93 is: 731,509.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003,988.74 : 3,005,989.20 = 487,671.93 : x
  2. Step 2: Convert to fraction form
    2,003,988.74/3,005,989.20 = 487,671.93/x
  3. Step 3: Cross multiply
    2,003,988.74x = 3,005,989.20 × 487,671.93
  4. Step 4: Simplify right side
    2,003,988.74x = 1,465,936,554,723.16
  5. Step 5: Solve for x
    x = 1,465,936,554,723.16/2,003,988.74
  6. Step 6: Final answer
    x = 731,509.38

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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.