Home / 2,176,664.88-3,264,987.02-557,430.56

Finding the Fourth Proportional to 2,176,664.88, 3,264,987.02 and 557,430.56

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Solution

The fourth proportional to 2,176,664.88, 3,264,987.02 and 557,430.56 is: 836,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,664.88 : 3,264,987.02 = 557,430.56 : x
  2. Step 2: Convert to fraction form
    2,176,664.88/3,264,987.02 = 557,430.56/x
  3. Step 3: Cross multiply
    2,176,664.88x = 3,264,987.02 × 557,430.56
  4. Step 4: Simplify right side
    2,176,664.88x = 1,820,003,542,951.33
  5. Step 5: Solve for x
    x = 1,820,003,542,951.33/2,176,664.88
  6. Step 6: Final answer
    x = 836,143.20

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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.