Home / 3,618,470.48-5,426,876.54-2,159,928.60

Finding the Fourth Proportional to 3,618,470.48, 5,426,876.54 and 2,159,928.60

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Solution

The fourth proportional to 3,618,470.48, 5,426,876.54 and 2,159,928.60 is: 3,239,397.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,470.48 : 5,426,876.54 = 2,159,928.60 : x
  2. Step 2: Convert to fraction form
    3,618,470.48/5,426,876.54 = 2,159,928.60/x
  3. Step 3: Cross multiply
    3,618,470.48x = 5,426,876.54 × 2,159,928.60
  4. Step 4: Simplify right side
    3,618,470.48x = 11,721,665,847,415.04
  5. Step 5: Solve for x
    x = 11,721,665,847,415.04/3,618,470.48
  6. Step 6: Final answer
    x = 3,239,397.95

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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.