Home / 1,157,247.45-1,734,363.20-644,892.17

Finding the Fourth Proportional to 1,157,247.45, 1,734,363.20 and 644,892.17

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Solution

The fourth proportional to 1,157,247.45, 1,734,363.20 and 644,892.17 is: 966,497.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,247.45 : 1,734,363.20 = 644,892.17 : x
  2. Step 2: Convert to fraction form
    1,157,247.45/1,734,363.20 = 644,892.17/x
  3. Step 3: Cross multiply
    1,157,247.45x = 1,734,363.20 × 644,892.17
  4. Step 4: Simplify right side
    1,157,247.45x = 1,118,477,235,719.87
  5. Step 5: Solve for x
    x = 1,118,477,235,719.87/1,157,247.45
  6. Step 6: Final answer
    x = 966,497.90

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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.