Home / 3,030,211.50-4,181,779.35-1,672,171.98

Finding the Fourth Proportional to 3,030,211.50, 4,181,779.35 and 1,672,171.98

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Solution

The fourth proportional to 3,030,211.50, 4,181,779.35 and 1,672,171.98 is: 2,307,645.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030,211.50 : 4,181,779.35 = 1,672,171.98 : x
  2. Step 2: Convert to fraction form
    3,030,211.50/4,181,779.35 = 1,672,171.98/x
  3. Step 3: Cross multiply
    3,030,211.50x = 4,181,779.35 × 1,672,171.98
  4. Step 4: Simplify right side
    3,030,211.50x = 6,992,654,255,612.61
  5. Step 5: Solve for x
    x = 6,992,654,255,612.61/3,030,211.50
  6. Step 6: Final answer
    x = 2,307,645.61

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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.