Home / 3,907,677.40-5,851,421.16-2,696,990.92

Finding the Fourth Proportional to 3,907,677.40, 5,851,421.16 and 2,696,990.92

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Solution

The fourth proportional to 3,907,677.40, 5,851,421.16 and 2,696,990.92 is: 4,038,519.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,677.40 : 5,851,421.16 = 2,696,990.92 : x
  2. Step 2: Convert to fraction form
    3,907,677.40/5,851,421.16 = 2,696,990.92/x
  3. Step 3: Cross multiply
    3,907,677.40x = 5,851,421.16 × 2,696,990.92
  4. Step 4: Simplify right side
    3,907,677.40x = 15,781,229,737,615.87
  5. Step 5: Solve for x
    x = 15,781,229,737,615.87/3,907,677.40
  6. Step 6: Final answer
    x = 4,038,519.08

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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.