Home / 3,516,828.48-5,275,185.12-1,120,640.96

Finding the Fourth Proportional to 3,516,828.48, 5,275,185.12 and 1,120,640.96

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Solution

The fourth proportional to 3,516,828.48, 5,275,185.12 and 1,120,640.96 is: 1,680,943.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516,828.48 : 5,275,185.12 = 1,120,640.96 : x
  2. Step 2: Convert to fraction form
    3,516,828.48/5,275,185.12 = 1,120,640.96/x
  3. Step 3: Cross multiply
    3,516,828.48x = 5,275,185.12 × 1,120,640.96
  4. Step 4: Simplify right side
    3,516,828.48x = 5,911,588,517,054.52
  5. Step 5: Solve for x
    x = 5,911,588,517,054.52/3,516,828.48
  6. Step 6: Final answer
    x = 1,680,943.09

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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.