Home / 2,126,068.32-2,933,920.98-1,159,217.40

Finding the Fourth Proportional to 2,126,068.32, 2,933,920.98 and 1,159,217.40

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Solution

The fourth proportional to 2,126,068.32, 2,933,920.98 and 1,159,217.40 is: 1,599,690.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,068.32 : 2,933,920.98 = 1,159,217.40 : x
  2. Step 2: Convert to fraction form
    2,126,068.32/2,933,920.98 = 1,159,217.40/x
  3. Step 3: Cross multiply
    2,126,068.32x = 2,933,920.98 × 1,159,217.40
  4. Step 4: Simplify right side
    2,126,068.32x = 3,401,052,250,241.05
  5. Step 5: Solve for x
    x = 3,401,052,250,241.05/2,126,068.32
  6. Step 6: Final answer
    x = 1,599,690.95

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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.