Home / 2,180,624.76-3,271,068.36-684,716.76

Finding the Fourth Proportional to 2,180,624.76, 3,271,068.36 and 684,716.76

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Solution

The fourth proportional to 2,180,624.76, 3,271,068.36 and 684,716.76 is: 1,027,116.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,624.76 : 3,271,068.36 = 684,716.76 : x
  2. Step 2: Convert to fraction form
    2,180,624.76/3,271,068.36 = 684,716.76/x
  3. Step 3: Cross multiply
    2,180,624.76x = 3,271,068.36 × 684,716.76
  4. Step 4: Simplify right side
    2,180,624.76x = 2,239,755,329,197.71
  5. Step 5: Solve for x
    x = 2,239,755,329,197.71/2,180,624.76
  6. Step 6: Final answer
    x = 1,027,116.34

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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.