Home / 1,974,490.80-2,961,736.20-1,841,630.55

Finding the Fourth Proportional to 1,974,490.80, 2,961,736.20 and 1,841,630.55

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Solution

The fourth proportional to 1,974,490.80, 2,961,736.20 and 1,841,630.55 is: 2,762,445.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,490.80 : 2,961,736.20 = 1,841,630.55 : x
  2. Step 2: Convert to fraction form
    1,974,490.80/2,961,736.20 = 1,841,630.55/x
  3. Step 3: Cross multiply
    1,974,490.80x = 2,961,736.20 × 1,841,630.55
  4. Step 4: Simplify right side
    1,974,490.80x = 5,454,423,866,960.91
  5. Step 5: Solve for x
    x = 5,454,423,866,960.91/1,974,490.80
  6. Step 6: Final answer
    x = 2,762,445.83

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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.