Home / 2,567,726.39-3,543,419.15-1,421,782.13

Finding the Fourth Proportional to 2,567,726.39, 3,543,419.15 and 1,421,782.13

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Solution

The fourth proportional to 2,567,726.39, 3,543,419.15 and 1,421,782.13 is: 1,962,035.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,726.39 : 3,543,419.15 = 1,421,782.13 : x
  2. Step 2: Convert to fraction form
    2,567,726.39/3,543,419.15 = 1,421,782.13/x
  3. Step 3: Cross multiply
    2,567,726.39x = 3,543,419.15 × 1,421,782.13
  4. Step 4: Simplify right side
    2,567,726.39x = 5,037,970,033,651.11
  5. Step 5: Solve for x
    x = 5,037,970,033,651.11/2,567,726.39
  6. Step 6: Final answer
    x = 1,962,035.38

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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.