Home / 3,185,271.60-4,779,289.80-1,609,335.60

Finding the Fourth Proportional to 3,185,271.60, 4,779,289.80 and 1,609,335.60

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Solution

The fourth proportional to 3,185,271.60, 4,779,289.80 and 1,609,335.60 is: 2,414,701.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,271.60 : 4,779,289.80 = 1,609,335.60 : x
  2. Step 2: Convert to fraction form
    3,185,271.60/4,779,289.80 = 1,609,335.60/x
  3. Step 3: Cross multiply
    3,185,271.60x = 4,779,289.80 × 1,609,335.60
  4. Step 4: Simplify right side
    3,185,271.60x = 7,691,481,217,856.88
  5. Step 5: Solve for x
    x = 7,691,481,217,856.88/3,185,271.60
  6. Step 6: Final answer
    x = 2,414,701.85

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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.