Home / 2,637,244.20-3,955,866.30-1,786,938.60

Finding the Fourth Proportional to 2,637,244.20, 3,955,866.30 and 1,786,938.60

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Solution

The fourth proportional to 2,637,244.20, 3,955,866.30 and 1,786,938.60 is: 2,680,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,244.20 : 3,955,866.30 = 1,786,938.60 : x
  2. Step 2: Convert to fraction form
    2,637,244.20/3,955,866.30 = 1,786,938.60/x
  3. Step 3: Cross multiply
    2,637,244.20x = 3,955,866.30 × 1,786,938.60
  4. Step 4: Simplify right side
    2,637,244.20x = 7,068,890,187,909.18
  5. Step 5: Solve for x
    x = 7,068,890,187,909.18/2,637,244.20
  6. Step 6: Final answer
    x = 2,680,407.90

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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.