Home / 1,253,066.70-1,878,287.85-494,615.10

Finding the Fourth Proportional to 1,253,066.70, 1,878,287.85 and 494,615.10

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Solution

The fourth proportional to 1,253,066.70, 1,878,287.85 and 494,615.10 is: 741,404.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,066.70 : 1,878,287.85 = 494,615.10 : x
  2. Step 2: Convert to fraction form
    1,253,066.70/1,878,287.85 = 494,615.10/x
  3. Step 3: Cross multiply
    1,253,066.70x = 1,878,287.85 × 494,615.10
  4. Step 4: Simplify right side
    1,253,066.70x = 929,029,532,756.54
  5. Step 5: Solve for x
    x = 929,029,532,756.54/1,253,066.70
  6. Step 6: Final answer
    x = 741,404.69

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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.