Home / 2,243,281.55-3,095,612.12-1,276,392.11

Finding the Fourth Proportional to 2,243,281.55, 3,095,612.12 and 1,276,392.11

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Solution

The fourth proportional to 2,243,281.55, 3,095,612.12 and 1,276,392.11 is: 1,761,354.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243,281.55 : 3,095,612.12 = 1,276,392.11 : x
  2. Step 2: Convert to fraction form
    2,243,281.55/3,095,612.12 = 1,276,392.11/x
  3. Step 3: Cross multiply
    2,243,281.55x = 3,095,612.12 × 1,276,392.11
  4. Step 4: Simplify right side
    2,243,281.55x = 3,951,214,879,206.41
  5. Step 5: Solve for x
    x = 3,951,214,879,206.41/2,243,281.55
  6. Step 6: Final answer
    x = 1,761,354.87

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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.