Home / 1,938,248.56-2,674,808.36-1,067,184.55

Finding the Fourth Proportional to 1,938,248.56, 2,674,808.36 and 1,067,184.55

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Solution

The fourth proportional to 1,938,248.56, 2,674,808.36 and 1,067,184.55 is: 1,472,728.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,248.56 : 2,674,808.36 = 1,067,184.55 : x
  2. Step 2: Convert to fraction form
    1,938,248.56/2,674,808.36 = 1,067,184.55/x
  3. Step 3: Cross multiply
    1,938,248.56x = 2,674,808.36 × 1,067,184.55
  4. Step 4: Simplify right side
    1,938,248.56x = 2,854,514,156,002.84
  5. Step 5: Solve for x
    x = 2,854,514,156,002.84/1,938,248.56
  6. Step 6: Final answer
    x = 1,472,728.63

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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.