Home / 2,590,156.80-3,885,235.20-1,451,750.40

Finding the Fourth Proportional to 2,590,156.80, 3,885,235.20 and 1,451,750.40

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Solution

The fourth proportional to 2,590,156.80, 3,885,235.20 and 1,451,750.40 is: 2,177,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,156.80 : 3,885,235.20 = 1,451,750.40 : x
  2. Step 2: Convert to fraction form
    2,590,156.80/3,885,235.20 = 1,451,750.40/x
  3. Step 3: Cross multiply
    2,590,156.80x = 3,885,235.20 × 1,451,750.40
  4. Step 4: Simplify right side
    2,590,156.80x = 5,640,391,755,694.08
  5. Step 5: Solve for x
    x = 5,640,391,755,694.08/2,590,156.80
  6. Step 6: Final answer
    x = 2,177,625.60

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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.