Home / 3,418,176.28-5,120,501.42-2,779,193.24

Finding the Fourth Proportional to 3,418,176.28, 5,120,501.42 and 2,779,193.24

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Solution

The fourth proportional to 3,418,176.28, 5,120,501.42 and 2,779,193.24 is: 4,163,291.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,176.28 : 5,120,501.42 = 2,779,193.24 : x
  2. Step 2: Convert to fraction form
    3,418,176.28/5,120,501.42 = 2,779,193.24/x
  3. Step 3: Cross multiply
    3,418,176.28x = 5,120,501.42 × 2,779,193.24
  4. Step 4: Simplify right side
    3,418,176.28x = 14,230,862,931,874.40
  5. Step 5: Solve for x
    x = 14,230,862,931,874.40/3,418,176.28
  6. Step 6: Final answer
    x = 4,163,291.11

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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.