Home / 1,005,615-1,387,774.98-546,760.44

Finding the Fourth Proportional to 1,005,615, 1,387,774.98 and 546,760.44

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Solution

The fourth proportional to 1,005,615, 1,387,774.98 and 546,760.44 is: 754,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,615 : 1,387,774.98 = 546,760.44 : x
  2. Step 2: Convert to fraction form
    1,005,615/1,387,774.98 = 546,760.44/x
  3. Step 3: Cross multiply
    1,005,615x = 1,387,774.98 × 546,760.44
  4. Step 4: Simplify right side
    1,005,615x = 758,780,458,685.79
  5. Step 5: Solve for x
    x = 758,780,458,685.79/1,005,615
  6. Step 6: Final answer
    x = 754,543.70

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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.