Home / 1,103,335.68-1,522,650.27-619,901.76

Finding the Fourth Proportional to 1,103,335.68, 1,522,650.27 and 619,901.76

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Solution

The fourth proportional to 1,103,335.68, 1,522,650.27 and 619,901.76 is: 855,490.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,335.68 : 1,522,650.27 = 619,901.76 : x
  2. Step 2: Convert to fraction form
    1,103,335.68/1,522,650.27 = 619,901.76/x
  3. Step 3: Cross multiply
    1,103,335.68x = 1,522,650.27 × 619,901.76
  4. Step 4: Simplify right side
    1,103,335.68x = 943,893,582,237.48
  5. Step 5: Solve for x
    x = 943,893,582,237.48/1,103,335.68
  6. Step 6: Final answer
    x = 855,490.85

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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.