Home / 1,442,070.48-2,161,939.26-880,915.44

Finding the Fourth Proportional to 1,442,070.48, 2,161,939.26 and 880,915.44

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Solution

The fourth proportional to 1,442,070.48, 2,161,939.26 and 880,915.44 is: 1,320,660.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,070.48 : 2,161,939.26 = 880,915.44 : x
  2. Step 2: Convert to fraction form
    1,442,070.48/2,161,939.26 = 880,915.44/x
  3. Step 3: Cross multiply
    1,442,070.48x = 2,161,939.26 × 880,915.44
  4. Step 4: Simplify right side
    1,442,070.48x = 1,904,485,674,476.17
  5. Step 5: Solve for x
    x = 1,904,485,674,476.17/1,442,070.48
  6. Step 6: Final answer
    x = 1,320,660.61

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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.