Home / 995,452.74-1,490,853.90-915,072.29

Finding the Fourth Proportional to 995,452.74, 1,490,853.90 and 915,072.29

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Solution

The fourth proportional to 995,452.74, 1,490,853.90 and 915,072.29 is: 1,370,470.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,452.74 : 1,490,853.90 = 915,072.29 : x
  2. Step 2: Convert to fraction form
    995,452.74/1,490,853.90 = 915,072.29/x
  3. Step 3: Cross multiply
    995,452.74x = 1,490,853.90 × 915,072.29
  4. Step 4: Simplify right side
    995,452.74x = 1,364,239,093,896.38
  5. Step 5: Solve for x
    x = 1,364,239,093,896.38/995,452.74
  6. Step 6: Final answer
    x = 1,370,470.98

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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.