Home / 1,156,154.80-1,734,232.20-623,401.60

Finding the Fourth Proportional to 1,156,154.80, 1,734,232.20 and 623,401.60

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Solution

The fourth proportional to 1,156,154.80, 1,734,232.20 and 623,401.60 is: 935,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,154.80 : 1,734,232.20 = 623,401.60 : x
  2. Step 2: Convert to fraction form
    1,156,154.80/1,734,232.20 = 623,401.60/x
  3. Step 3: Cross multiply
    1,156,154.80x = 1,734,232.20 × 623,401.60
  4. Step 4: Simplify right side
    1,156,154.80x = 1,081,123,128,251.52
  5. Step 5: Solve for x
    x = 1,081,123,128,251.52/1,156,154.80
  6. Step 6: Final answer
    x = 935,102.40

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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.