Home / 2,521,663.81-3,480,164.16-1,542,175.87

Finding the Fourth Proportional to 2,521,663.81, 3,480,164.16 and 1,542,175.87

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Solution

The fourth proportional to 2,521,663.81, 3,480,164.16 and 1,542,175.87 is: 2,128,366.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,663.81 : 3,480,164.16 = 1,542,175.87 : x
  2. Step 2: Convert to fraction form
    2,521,663.81/3,480,164.16 = 1,542,175.87/x
  3. Step 3: Cross multiply
    2,521,663.81x = 3,480,164.16 × 1,542,175.87
  4. Step 4: Simplify right side
    2,521,663.81x = 5,367,025,186,456.70
  5. Step 5: Solve for x
    x = 5,367,025,186,456.70/2,521,663.81
  6. Step 6: Final answer
    x = 2,128,366.66

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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.