Home / 1,506,517.06-2,079,324.56-990,318.64

Finding the Fourth Proportional to 1,506,517.06, 2,079,324.56 and 990,318.64

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Solution

The fourth proportional to 1,506,517.06, 2,079,324.56 and 990,318.64 is: 1,366,857.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,517.06 : 2,079,324.56 = 990,318.64 : x
  2. Step 2: Convert to fraction form
    1,506,517.06/2,079,324.56 = 990,318.64/x
  3. Step 3: Cross multiply
    1,506,517.06x = 2,079,324.56 × 990,318.64
  4. Step 4: Simplify right side
    1,506,517.06x = 2,059,193,855,029.58
  5. Step 5: Solve for x
    x = 2,059,193,855,029.58/1,506,517.06
  6. Step 6: Final answer
    x = 1,366,857.31

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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.