Home / 2,280,355.04-3,146,890.28-1,247,863.05

Finding the Fourth Proportional to 2,280,355.04, 3,146,890.28 and 1,247,863.05

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Solution

The fourth proportional to 2,280,355.04, 3,146,890.28 and 1,247,863.05 is: 1,722,051.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,355.04 : 3,146,890.28 = 1,247,863.05 : x
  2. Step 2: Convert to fraction form
    2,280,355.04/3,146,890.28 = 1,247,863.05/x
  3. Step 3: Cross multiply
    2,280,355.04x = 3,146,890.28 × 1,247,863.05
  4. Step 4: Simplify right side
    2,280,355.04x = 3,926,888,096,576.84
  5. Step 5: Solve for x
    x = 3,926,888,096,576.84/2,280,355.04
  6. Step 6: Final answer
    x = 1,722,051.18

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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.