Home / 4,511,306.76-6,767,358-1,272,872.76

Finding the Fourth Proportional to 4,511,306.76, 6,767,358 and 1,272,872.76

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Solution

The fourth proportional to 4,511,306.76, 6,767,358 and 1,272,872.76 is: 1,909,421.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,511,306.76 : 6,767,358 = 1,272,872.76 : x
  2. Step 2: Convert to fraction form
    4,511,306.76/6,767,358 = 1,272,872.76/x
  3. Step 3: Cross multiply
    4,511,306.76x = 6,767,358 × 1,272,872.76
  4. Step 4: Simplify right side
    4,511,306.76x = 8,613,985,655,368.08
  5. Step 5: Solve for x
    x = 8,613,985,655,368.08/4,511,306.76
  6. Step 6: Final answer
    x = 1,909,421.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.