Home / 3,165,134.67-4,748,104.35-1,005,389.28

Finding the Fourth Proportional to 3,165,134.67, 4,748,104.35 and 1,005,389.28

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Solution

The fourth proportional to 3,165,134.67, 4,748,104.35 and 1,005,389.28 is: 1,508,211.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,134.67 : 4,748,104.35 = 1,005,389.28 : x
  2. Step 2: Convert to fraction form
    3,165,134.67/4,748,104.35 = 1,005,389.28/x
  3. Step 3: Cross multiply
    3,165,134.67x = 4,748,104.35 × 1,005,389.28
  4. Step 4: Simplify right side
    3,165,134.67x = 4,773,693,213,811.37
  5. Step 5: Solve for x
    x = 4,773,693,213,811.37/3,165,134.67
  6. Step 6: Final answer
    x = 1,508,211.72

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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.