Home / 2,779,432.40-4,171,481.40-1,360,701.20

Finding the Fourth Proportional to 2,779,432.40, 4,171,481.40 and 1,360,701.20

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Solution

The fourth proportional to 2,779,432.40, 4,171,481.40 and 1,360,701.20 is: 2,042,193.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,432.40 : 4,171,481.40 = 1,360,701.20 : x
  2. Step 2: Convert to fraction form
    2,779,432.40/4,171,481.40 = 1,360,701.20/x
  3. Step 3: Cross multiply
    2,779,432.40x = 4,171,481.40 × 1,360,701.20
  4. Step 4: Simplify right side
    2,779,432.40x = 5,676,139,746,757.68
  5. Step 5: Solve for x
    x = 5,676,139,746,757.68/2,779,432.40
  6. Step 6: Final answer
    x = 2,042,193.85

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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.