Home / 2,260,972.04-3,120,280.99-1,294,081.72

Finding the Fourth Proportional to 2,260,972.04, 3,120,280.99 and 1,294,081.72

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Solution

The fourth proportional to 2,260,972.04, 3,120,280.99 and 1,294,081.72 is: 1,785,912.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260,972.04 : 3,120,280.99 = 1,294,081.72 : x
  2. Step 2: Convert to fraction form
    2,260,972.04/3,120,280.99 = 1,294,081.72/x
  3. Step 3: Cross multiply
    2,260,972.04x = 3,120,280.99 × 1,294,081.72
  4. Step 4: Simplify right side
    2,260,972.04x = 4,037,898,579,386.60
  5. Step 5: Solve for x
    x = 4,037,898,579,386.60/2,260,972.04
  6. Step 6: Final answer
    x = 1,785,912.66

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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.