Home / 2,125,150.24-3,188,223.80-845,835.16

Finding the Fourth Proportional to 2,125,150.24, 3,188,223.80 and 845,835.16

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Solution

The fourth proportional to 2,125,150.24, 3,188,223.80 and 845,835.16 is: 1,268,951.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,150.24 : 3,188,223.80 = 845,835.16 : x
  2. Step 2: Convert to fraction form
    2,125,150.24/3,188,223.80 = 845,835.16/x
  3. Step 3: Cross multiply
    2,125,150.24x = 3,188,223.80 × 845,835.16
  4. Step 4: Simplify right side
    2,125,150.24x = 2,696,711,787,988.81
  5. Step 5: Solve for x
    x = 2,696,711,787,988.81/2,125,150.24
  6. Step 6: Final answer
    x = 1,268,951.13

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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.