Home / 2,438,036.40-3,364,290.56-1,391,452.46

Finding the Fourth Proportional to 2,438,036.40, 3,364,290.56 and 1,391,452.46

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Solution

The fourth proportional to 2,438,036.40, 3,364,290.56 and 1,391,452.46 is: 1,920,090.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,036.40 : 3,364,290.56 = 1,391,452.46 : x
  2. Step 2: Convert to fraction form
    2,438,036.40/3,364,290.56 = 1,391,452.46/x
  3. Step 3: Cross multiply
    2,438,036.40x = 3,364,290.56 × 1,391,452.46
  4. Step 4: Simplify right side
    2,438,036.40x = 4,681,250,375,866.78
  5. Step 5: Solve for x
    x = 4,681,250,375,866.78/2,438,036.40
  6. Step 6: Final answer
    x = 1,920,090.44

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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.