Home / 1,406,102.03-2,109,262.40-459,568.43

Finding the Fourth Proportional to 1,406,102.03, 2,109,262.40 and 459,568.43

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Solution

The fourth proportional to 1,406,102.03, 2,109,262.40 and 459,568.43 is: 689,388.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,102.03 : 2,109,262.40 = 459,568.43 : x
  2. Step 2: Convert to fraction form
    1,406,102.03/2,109,262.40 = 459,568.43/x
  3. Step 3: Cross multiply
    1,406,102.03x = 2,109,262.40 × 459,568.43
  4. Step 4: Simplify right side
    1,406,102.03x = 969,350,396,781.88
  5. Step 5: Solve for x
    x = 969,350,396,781.88/1,406,102.03
  6. Step 6: Final answer
    x = 689,388.38

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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.