Home / 3,948,013.80-5,448,296.58-2,316,448.92

Finding the Fourth Proportional to 3,948,013.80, 5,448,296.58 and 2,316,448.92

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Solution

The fourth proportional to 3,948,013.80, 5,448,296.58 and 2,316,448.92 is: 3,196,721.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,013.80 : 5,448,296.58 = 2,316,448.92 : x
  2. Step 2: Convert to fraction form
    3,948,013.80/5,448,296.58 = 2,316,448.92/x
  3. Step 3: Cross multiply
    3,948,013.80x = 5,448,296.58 × 2,316,448.92
  4. Step 4: Simplify right side
    3,948,013.80x = 12,620,700,728,580.69
  5. Step 5: Solve for x
    x = 12,620,700,728,580.69/3,948,013.80
  6. Step 6: Final answer
    x = 3,196,721.53

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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.