Home / 2,590,025.90-3,885,002.40-1,170,079.70

Finding the Fourth Proportional to 2,590,025.90, 3,885,002.40 and 1,170,079.70

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Solution

The fourth proportional to 2,590,025.90, 3,885,002.40 and 1,170,079.70 is: 1,755,103.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,025.90 : 3,885,002.40 = 1,170,079.70 : x
  2. Step 2: Convert to fraction form
    2,590,025.90/3,885,002.40 = 1,170,079.70/x
  3. Step 3: Cross multiply
    2,590,025.90x = 3,885,002.40 × 1,170,079.70
  4. Step 4: Simplify right side
    2,590,025.90x = 4,545,762,442,691.28
  5. Step 5: Solve for x
    x = 4,545,762,442,691.28/2,590,025.90
  6. Step 6: Final answer
    x = 1,755,103.08

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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.