Home / 3,452,928.74-4,768,050.45-2,165,981.30

Finding the Fourth Proportional to 3,452,928.74, 4,768,050.45 and 2,165,981.30

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Solution

The fourth proportional to 3,452,928.74, 4,768,050.45 and 2,165,981.30 is: 2,990,941.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452,928.74 : 4,768,050.45 = 2,165,981.30 : x
  2. Step 2: Convert to fraction form
    3,452,928.74/4,768,050.45 = 2,165,981.30/x
  3. Step 3: Cross multiply
    3,452,928.74x = 4,768,050.45 × 2,165,981.30
  4. Step 4: Simplify right side
    3,452,928.74x = 10,327,508,112,156.58
  5. Step 5: Solve for x
    x = 10,327,508,112,156.58/3,452,928.74
  6. Step 6: Final answer
    x = 2,990,941.57

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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.