Home / 1,761,910.60-2,642,606.70-499,865.80

Finding the Fourth Proportional to 1,761,910.60, 2,642,606.70 and 499,865.80

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Solution

The fourth proportional to 1,761,910.60, 2,642,606.70 and 499,865.80 is: 749,725.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,910.60 : 2,642,606.70 = 499,865.80 : x
  2. Step 2: Convert to fraction form
    1,761,910.60/2,642,606.70 = 499,865.80/x
  3. Step 3: Cross multiply
    1,761,910.60x = 2,642,606.70 × 499,865.80
  4. Step 4: Simplify right side
    1,761,910.60x = 1,320,948,712,180.86
  5. Step 5: Solve for x
    x = 1,320,948,712,180.86/1,761,910.60
  6. Step 6: Final answer
    x = 749,725.16

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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.