Home / 1,332,347.60-1,998,521.40-926,440.40

Finding the Fourth Proportional to 1,332,347.60, 1,998,521.40 and 926,440.40

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Solution

The fourth proportional to 1,332,347.60, 1,998,521.40 and 926,440.40 is: 1,389,660.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,347.60 : 1,998,521.40 = 926,440.40 : x
  2. Step 2: Convert to fraction form
    1,332,347.60/1,998,521.40 = 926,440.40/x
  3. Step 3: Cross multiply
    1,332,347.60x = 1,998,521.40 × 926,440.40
  4. Step 4: Simplify right side
    1,332,347.60x = 1,851,510,965,224.56
  5. Step 5: Solve for x
    x = 1,851,510,965,224.56/1,332,347.60
  6. Step 6: Final answer
    x = 1,389,660.60

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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.