Home / 2,375,862.18-3,278,713.24-1,288,130.82

Finding the Fourth Proportional to 2,375,862.18, 3,278,713.24 and 1,288,130.82

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Solution

The fourth proportional to 2,375,862.18, 3,278,713.24 and 1,288,130.82 is: 1,777,633.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375,862.18 : 3,278,713.24 = 1,288,130.82 : x
  2. Step 2: Convert to fraction form
    2,375,862.18/3,278,713.24 = 1,288,130.82/x
  3. Step 3: Cross multiply
    2,375,862.18x = 3,278,713.24 × 1,288,130.82
  4. Step 4: Simplify right side
    2,375,862.18x = 4,223,411,574,386.06
  5. Step 5: Solve for x
    x = 4,223,411,574,386.06/2,375,862.18
  6. Step 6: Final answer
    x = 1,777,633.24

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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.