Home / 923,246.40-1,384,869.60-879,700.80

Finding the Fourth Proportional to 923,246.40, 1,384,869.60 and 879,700.80

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Solution

The fourth proportional to 923,246.40, 1,384,869.60 and 879,700.80 is: 1,319,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,246.40 : 1,384,869.60 = 879,700.80 : x
  2. Step 2: Convert to fraction form
    923,246.40/1,384,869.60 = 879,700.80/x
  3. Step 3: Cross multiply
    923,246.40x = 1,384,869.60 × 879,700.80
  4. Step 4: Simplify right side
    923,246.40x = 1,218,270,895,015.68
  5. Step 5: Solve for x
    x = 1,218,270,895,015.68/923,246.40
  6. Step 6: Final answer
    x = 1,319,551.20

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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.