Home / 2,087,767.13-3,131,650.69-511,831.13

Finding the Fourth Proportional to 2,087,767.13, 3,131,650.69 and 511,831.13

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Solution

The fourth proportional to 2,087,767.13, 3,131,650.69 and 511,831.13 is: 767,746.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,767.13 : 3,131,650.69 = 511,831.13 : x
  2. Step 2: Convert to fraction form
    2,087,767.13/3,131,650.69 = 511,831.13/x
  3. Step 3: Cross multiply
    2,087,767.13x = 3,131,650.69 × 511,831.13
  4. Step 4: Simplify right side
    2,087,767.13x = 1,602,876,294,490.15
  5. Step 5: Solve for x
    x = 1,602,876,294,490.15/2,087,767.13
  6. Step 6: Final answer
    x = 767,746.69

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Double scale
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Similar ratio
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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.