Home / 1,157,395.95-1,597,188.92-648,116.55

Finding the Fourth Proportional to 1,157,395.95, 1,597,188.92 and 648,116.55

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Solution

The fourth proportional to 1,157,395.95, 1,597,188.92 and 648,116.55 is: 894,391.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,395.95 : 1,597,188.92 = 648,116.55 : x
  2. Step 2: Convert to fraction form
    1,157,395.95/1,597,188.92 = 648,116.55/x
  3. Step 3: Cross multiply
    1,157,395.95x = 1,597,188.92 × 648,116.55
  4. Step 4: Simplify right side
    1,157,395.95x = 1,035,164,569,288.04
  5. Step 5: Solve for x
    x = 1,035,164,569,288.04/1,157,395.95
  6. Step 6: Final answer
    x = 894,391.04

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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.