Home / 948,388.39-1,423,585.20-926,970.85

Finding the Fourth Proportional to 948,388.39, 1,423,585.20 and 926,970.85

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Solution

The fourth proportional to 948,388.39, 1,423,585.20 and 926,970.85 is: 1,391,436.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,388.39 : 1,423,585.20 = 926,970.85 : x
  2. Step 2: Convert to fraction form
    948,388.39/1,423,585.20 = 926,970.85/x
  3. Step 3: Cross multiply
    948,388.39x = 1,423,585.20 × 926,970.85
  4. Step 4: Simplify right side
    948,388.39x = 1,319,621,982,891.42
  5. Step 5: Solve for x
    x = 1,319,621,982,891.42/948,388.39
  6. Step 6: Final answer
    x = 1,391,436.25

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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.