Home / 2,587,626.38-3,879,858.45-1,240,201.10

Finding the Fourth Proportional to 2,587,626.38, 3,879,858.45 and 1,240,201.10

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Solution

The fourth proportional to 2,587,626.38, 3,879,858.45 and 1,240,201.10 is: 1,859,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,626.38 : 3,879,858.45 = 1,240,201.10 : x
  2. Step 2: Convert to fraction form
    2,587,626.38/3,879,858.45 = 1,240,201.10/x
  3. Step 3: Cross multiply
    2,587,626.38x = 3,879,858.45 × 1,240,201.10
  4. Step 4: Simplify right side
    2,587,626.38x = 4,811,804,717,534.30
  5. Step 5: Solve for x
    x = 4,811,804,717,534.30/2,587,626.38
  6. Step 6: Final answer
    x = 1,859,543.85

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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.