Home / 1,761,939.10-2,642,649.45-499,894.30

Finding the Fourth Proportional to 1,761,939.10, 2,642,649.45 and 499,894.30

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Solution

The fourth proportional to 1,761,939.10, 2,642,649.45 and 499,894.30 is: 749,767.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,939.10 : 2,642,649.45 = 499,894.30 : x
  2. Step 2: Convert to fraction form
    1,761,939.10/2,642,649.45 = 499,894.30/x
  3. Step 3: Cross multiply
    1,761,939.10x = 2,642,649.45 × 499,894.30
  4. Step 4: Simplify right side
    1,761,939.10x = 1,321,045,396,953.14
  5. Step 5: Solve for x
    x = 1,321,045,396,953.14/1,761,939.10
  6. Step 6: Final answer
    x = 749,767.91

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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.