Home / 912,964.20-1,369,446.30-735,822.60

Finding the Fourth Proportional to 912,964.20, 1,369,446.30 and 735,822.60

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Solution

The fourth proportional to 912,964.20, 1,369,446.30 and 735,822.60 is: 1,103,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,964.20 : 1,369,446.30 = 735,822.60 : x
  2. Step 2: Convert to fraction form
    912,964.20/1,369,446.30 = 735,822.60/x
  3. Step 3: Cross multiply
    912,964.20x = 1,369,446.30 × 735,822.60
  4. Step 4: Simplify right side
    912,964.20x = 1,007,669,537,026.38
  5. Step 5: Solve for x
    x = 1,007,669,537,026.38/912,964.20
  6. Step 6: Final answer
    x = 1,103,733.90

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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.