Home / 1,435,897.48-1,981,546.32-824,001.52

Finding the Fourth Proportional to 1,435,897.48, 1,981,546.32 and 824,001.52

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Solution

The fourth proportional to 1,435,897.48, 1,981,546.32 and 824,001.52 is: 1,137,126.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,897.48 : 1,981,546.32 = 824,001.52 : x
  2. Step 2: Convert to fraction form
    1,435,897.48/1,981,546.32 = 824,001.52/x
  3. Step 3: Cross multiply
    1,435,897.48x = 1,981,546.32 × 824,001.52
  4. Step 4: Simplify right side
    1,435,897.48x = 1,632,797,179,630.41
  5. Step 5: Solve for x
    x = 1,632,797,179,630.41/1,435,897.48
  6. Step 6: Final answer
    x = 1,137,126.57

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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.