Home / 1,797,721.48-2,480,840.86-981,925.66

Finding the Fourth Proportional to 1,797,721.48, 2,480,840.86 and 981,925.66

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Solution

The fourth proportional to 1,797,721.48, 2,480,840.86 and 981,925.66 is: 1,355,049.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,721.48 : 2,480,840.86 = 981,925.66 : x
  2. Step 2: Convert to fraction form
    1,797,721.48/2,480,840.86 = 981,925.66/x
  3. Step 3: Cross multiply
    1,797,721.48x = 2,480,840.86 × 981,925.66
  4. Step 4: Simplify right side
    1,797,721.48x = 2,436,001,298,810.47
  5. Step 5: Solve for x
    x = 2,436,001,298,810.47/1,797,721.48
  6. Step 6: Final answer
    x = 1,355,049.34

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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.