Home / 1,761,903.48-2,642,853.78-499,742.04

Finding the Fourth Proportional to 1,761,903.48, 2,642,853.78 and 499,742.04

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Solution

The fourth proportional to 1,761,903.48, 2,642,853.78 and 499,742.04 is: 749,612.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,903.48 : 2,642,853.78 = 499,742.04 : x
  2. Step 2: Convert to fraction form
    1,761,903.48/2,642,853.78 = 499,742.04/x
  3. Step 3: Cross multiply
    1,761,903.48x = 2,642,853.78 × 499,742.04
  4. Step 4: Simplify right side
    1,761,903.48x = 1,320,745,139,438.91
  5. Step 5: Solve for x
    x = 1,320,745,139,438.91/1,761,903.48
  6. Step 6: Final answer
    x = 749,612.65

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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.