Home / 3,186,454.50-4,779,677.12-1,479,664.44

Finding the Fourth Proportional to 3,186,454.50, 4,779,677.12 and 1,479,664.44

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Solution

The fourth proportional to 3,186,454.50, 4,779,677.12 and 1,479,664.44 is: 2,219,494.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,454.50 : 4,779,677.12 = 1,479,664.44 : x
  2. Step 2: Convert to fraction form
    3,186,454.50/4,779,677.12 = 1,479,664.44/x
  3. Step 3: Cross multiply
    3,186,454.50x = 4,779,677.12 × 1,479,664.44
  4. Step 4: Simplify right side
    3,186,454.50x = 7,072,318,261,747.29
  5. Step 5: Solve for x
    x = 7,072,318,261,747.29/3,186,454.50
  6. Step 6: Final answer
    x = 2,219,494.51

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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.