Home / 4,948,108.80-7,417,843.20-1,917,542.40

Finding the Fourth Proportional to 4,948,108.80, 7,417,843.20 and 1,917,542.40

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Solution

The fourth proportional to 4,948,108.80, 7,417,843.20 and 1,917,542.40 is: 2,874,639.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948,108.80 : 7,417,843.20 = 1,917,542.40 : x
  2. Step 2: Convert to fraction form
    4,948,108.80/7,417,843.20 = 1,917,542.40/x
  3. Step 3: Cross multiply
    4,948,108.80x = 7,417,843.20 × 1,917,542.40
  4. Step 4: Simplify right side
    4,948,108.80x = 14,224,028,852,551.68
  5. Step 5: Solve for x
    x = 14,224,028,852,551.68/4,948,108.80
  6. Step 6: Final answer
    x = 2,874,639.47

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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.