Home / 914,594.20-1,371,891.30-863,272.60

Finding the Fourth Proportional to 914,594.20, 1,371,891.30 and 863,272.60

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Solution

The fourth proportional to 914,594.20, 1,371,891.30 and 863,272.60 is: 1,294,908.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,594.20 : 1,371,891.30 = 863,272.60 : x
  2. Step 2: Convert to fraction form
    914,594.20/1,371,891.30 = 863,272.60/x
  3. Step 3: Cross multiply
    914,594.20x = 1,371,891.30 × 863,272.60
  4. Step 4: Simplify right side
    914,594.20x = 1,184,316,169,468.38
  5. Step 5: Solve for x
    x = 1,184,316,169,468.38/914,594.20
  6. Step 6: Final answer
    x = 1,294,908.90

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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.