Home / 1,120,352.80-1,680,529.20-923,522.80

Finding the Fourth Proportional to 1,120,352.80, 1,680,529.20 and 923,522.80

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Solution

The fourth proportional to 1,120,352.80, 1,680,529.20 and 923,522.80 is: 1,385,284.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,352.80 : 1,680,529.20 = 923,522.80 : x
  2. Step 2: Convert to fraction form
    1,120,352.80/1,680,529.20 = 923,522.80/x
  3. Step 3: Cross multiply
    1,120,352.80x = 1,680,529.20 × 923,522.80
  4. Step 4: Simplify right side
    1,120,352.80x = 1,552,007,032,265.76
  5. Step 5: Solve for x
    x = 1,552,007,032,265.76/1,120,352.80
  6. Step 6: Final answer
    x = 1,385,284.20

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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.