Home / 1,514,707.90-2,270,931.90-915,542.80

Finding the Fourth Proportional to 1,514,707.90, 2,270,931.90 and 915,542.80

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Solution

The fourth proportional to 1,514,707.90, 2,270,931.90 and 915,542.80 is: 1,372,631.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,707.90 : 2,270,931.90 = 915,542.80 : x
  2. Step 2: Convert to fraction form
    1,514,707.90/2,270,931.90 = 915,542.80/x
  3. Step 3: Cross multiply
    1,514,707.90x = 2,270,931.90 × 915,542.80
  4. Step 4: Simplify right side
    1,514,707.90x = 2,079,135,350,335.32
  5. Step 5: Solve for x
    x = 2,079,135,350,335.32/1,514,707.90
  6. Step 6: Final answer
    x = 1,372,631.22

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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.