Home / 3,438,153.10-4,744,779.32-2,061,720.91

Finding the Fourth Proportional to 3,438,153.10, 4,744,779.32 and 2,061,720.91

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Solution

The fourth proportional to 3,438,153.10, 4,744,779.32 and 2,061,720.91 is: 2,845,251.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,153.10 : 4,744,779.32 = 2,061,720.91 : x
  2. Step 2: Convert to fraction form
    3,438,153.10/4,744,779.32 = 2,061,720.91/x
  3. Step 3: Cross multiply
    3,438,153.10x = 4,744,779.32 × 2,061,720.91
  4. Step 4: Simplify right side
    3,438,153.10x = 9,782,410,730,671.94
  5. Step 5: Solve for x
    x = 9,782,410,730,671.94/3,438,153.10
  6. Step 6: Final answer
    x = 2,845,251.64

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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.