Home / 2,127,419.82-3,174,536.88-1,898,139.24

Finding the Fourth Proportional to 2,127,419.82, 3,174,536.88 and 1,898,139.24

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Solution

The fourth proportional to 2,127,419.82, 3,174,536.88 and 1,898,139.24 is: 2,832,404.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,419.82 : 3,174,536.88 = 1,898,139.24 : x
  2. Step 2: Convert to fraction form
    2,127,419.82/3,174,536.88 = 1,898,139.24/x
  3. Step 3: Cross multiply
    2,127,419.82x = 3,174,536.88 × 1,898,139.24
  4. Step 4: Simplify right side
    2,127,419.82x = 6,025,713,020,755.17
  5. Step 5: Solve for x
    x = 6,025,713,020,755.17/2,127,419.82
  6. Step 6: Final answer
    x = 2,832,404.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.