Home / 1,117,192.28-1,674,476.22-516,885.39

Finding the Fourth Proportional to 1,117,192.28, 1,674,476.22 and 516,885.39

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Solution

The fourth proportional to 1,117,192.28, 1,674,476.22 and 516,885.39 is: 774,720.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,192.28 : 1,674,476.22 = 516,885.39 : x
  2. Step 2: Convert to fraction form
    1,117,192.28/1,674,476.22 = 516,885.39/x
  3. Step 3: Cross multiply
    1,117,192.28x = 1,674,476.22 × 516,885.39
  4. Step 4: Simplify right side
    1,117,192.28x = 865,512,283,063.62
  5. Step 5: Solve for x
    x = 865,512,283,063.62/1,117,192.28
  6. Step 6: Final answer
    x = 774,720.97

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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.