Home / 3,826,038.85-5,280,172.31-2,107,158.91

Finding the Fourth Proportional to 3,826,038.85, 5,280,172.31 and 2,107,158.91

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Solution

The fourth proportional to 3,826,038.85, 5,280,172.31 and 2,107,158.91 is: 2,908,010.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,038.85 : 5,280,172.31 = 2,107,158.91 : x
  2. Step 2: Convert to fraction form
    3,826,038.85/5,280,172.31 = 2,107,158.91/x
  3. Step 3: Cross multiply
    3,826,038.85x = 5,280,172.31 × 2,107,158.91
  4. Step 4: Simplify right side
    3,826,038.85x = 11,126,162,121,419.25
  5. Step 5: Solve for x
    x = 11,126,162,121,419.25/3,826,038.85
  6. Step 6: Final answer
    x = 2,908,010.76

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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.