Home / 1,151,930.20-1,725,692.10-619,274.20

Finding the Fourth Proportional to 1,151,930.20, 1,725,692.10 and 619,274.20

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Solution

The fourth proportional to 1,151,930.20, 1,725,692.10 and 619,274.20 is: 927,726.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,930.20 : 1,725,692.10 = 619,274.20 : x
  2. Step 2: Convert to fraction form
    1,151,930.20/1,725,692.10 = 619,274.20/x
  3. Step 3: Cross multiply
    1,151,930.20x = 1,725,692.10 × 619,274.20
  4. Step 4: Simplify right side
    1,151,930.20x = 1,068,676,594,673.82
  5. Step 5: Solve for x
    x = 1,068,676,594,673.82/1,151,930.20
  6. Step 6: Final answer
    x = 927,726.87

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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.