Home / 949,151.16-1,310,439.92-847,000.96

Finding the Fourth Proportional to 949,151.16, 1,310,439.92 and 847,000.96

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Solution

The fourth proportional to 949,151.16, 1,310,439.92 and 847,000.96 is: 1,169,406.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,151.16 : 1,310,439.92 = 847,000.96 : x
  2. Step 2: Convert to fraction form
    949,151.16/1,310,439.92 = 847,000.96/x
  3. Step 3: Cross multiply
    949,151.16x = 1,310,439.92 × 847,000.96
  4. Step 4: Simplify right side
    949,151.16x = 1,109,943,862,751.22
  5. Step 5: Solve for x
    x = 1,109,943,862,751.22/949,151.16
  6. Step 6: Final answer
    x = 1,169,406.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.