Home / 1,957,008.83-2,700,820.11-1,086,008.40

Finding the Fourth Proportional to 1,957,008.83, 2,700,820.11 and 1,086,008.40

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Solution

The fourth proportional to 1,957,008.83, 2,700,820.11 and 1,086,008.40 is: 1,498,773.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957,008.83 : 2,700,820.11 = 1,086,008.40 : x
  2. Step 2: Convert to fraction form
    1,957,008.83/2,700,820.11 = 1,086,008.40/x
  3. Step 3: Cross multiply
    1,957,008.83x = 2,700,820.11 × 1,086,008.40
  4. Step 4: Simplify right side
    1,957,008.83x = 2,933,113,326,348.92
  5. Step 5: Solve for x
    x = 2,933,113,326,348.92/1,957,008.83
  6. Step 6: Final answer
    x = 1,498,773.68

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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.