Home / 3,948,015.30-5,448,298.65-2,316,450.42

Finding the Fourth Proportional to 3,948,015.30, 5,448,298.65 and 2,316,450.42

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Solution

The fourth proportional to 3,948,015.30, 5,448,298.65 and 2,316,450.42 is: 3,196,723.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,015.30 : 5,448,298.65 = 2,316,450.42 : x
  2. Step 2: Convert to fraction form
    3,948,015.30/5,448,298.65 = 2,316,450.42/x
  3. Step 3: Cross multiply
    3,948,015.30x = 5,448,298.65 × 2,316,450.42
  4. Step 4: Simplify right side
    3,948,015.30x = 12,620,713,696,077.93
  5. Step 5: Solve for x
    x = 12,620,713,696,077.93/3,948,015.30
  6. Step 6: Final answer
    x = 3,196,723.60

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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.