Home / 1,926,609.28-2,658,742.08-1,067,182.72

Finding the Fourth Proportional to 1,926,609.28, 2,658,742.08 and 1,067,182.72

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Solution

The fourth proportional to 1,926,609.28, 2,658,742.08 and 1,067,182.72 is: 1,472,723.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,609.28 : 2,658,742.08 = 1,067,182.72 : x
  2. Step 2: Convert to fraction form
    1,926,609.28/2,658,742.08 = 1,067,182.72/x
  3. Step 3: Cross multiply
    1,926,609.28x = 2,658,742.08 × 1,067,182.72
  4. Step 4: Simplify right side
    1,926,609.28x = 2,837,363,604,712.86
  5. Step 5: Solve for x
    x = 2,837,363,604,712.86/1,926,609.28
  6. Step 6: Final answer
    x = 1,472,723.94

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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.