Home / 1,027,916.28-1,418,479.92-569,003.76

Finding the Fourth Proportional to 1,027,916.28, 1,418,479.92 and 569,003.76

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Solution

The fourth proportional to 1,027,916.28, 1,418,479.92 and 569,003.76 is: 785,200.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,916.28 : 1,418,479.92 = 569,003.76 : x
  2. Step 2: Convert to fraction form
    1,027,916.28/1,418,479.92 = 569,003.76/x
  3. Step 3: Cross multiply
    1,027,916.28x = 1,418,479.92 × 569,003.76
  4. Step 4: Simplify right side
    1,027,916.28x = 807,120,407,964.50
  5. Step 5: Solve for x
    x = 807,120,407,964.50/1,027,916.28
  6. Step 6: Final answer
    x = 785,200.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.