Home / 1,320,877.26-1,822,817.78-748,029.06

Finding the Fourth Proportional to 1,320,877.26, 1,822,817.78 and 748,029.06

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Solution

The fourth proportional to 1,320,877.26, 1,822,817.78 and 748,029.06 is: 1,032,284.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,877.26 : 1,822,817.78 = 748,029.06 : x
  2. Step 2: Convert to fraction form
    1,320,877.26/1,822,817.78 = 748,029.06/x
  3. Step 3: Cross multiply
    1,320,877.26x = 1,822,817.78 × 748,029.06
  4. Step 4: Simplify right side
    1,320,877.26x = 1,363,520,670,524.69
  5. Step 5: Solve for x
    x = 1,363,520,670,524.69/1,320,877.26
  6. Step 6: Final answer
    x = 1,032,284.16

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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.