Home / 1,767,868.44-2,439,543.52-1,042,549.88

Finding the Fourth Proportional to 1,767,868.44, 2,439,543.52 and 1,042,549.88

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Solution

The fourth proportional to 1,767,868.44, 2,439,543.52 and 1,042,549.88 is: 1,438,651.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,868.44 : 2,439,543.52 = 1,042,549.88 : x
  2. Step 2: Convert to fraction form
    1,767,868.44/2,439,543.52 = 1,042,549.88/x
  3. Step 3: Cross multiply
    1,767,868.44x = 2,439,543.52 × 1,042,549.88
  4. Step 4: Simplify right side
    1,767,868.44x = 2,543,345,804,030.78
  5. Step 5: Solve for x
    x = 2,543,345,804,030.78/1,767,868.44
  6. Step 6: Final answer
    x = 1,438,651.06

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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.