Home / 3,838,790.07-5,761,728.05-1,946,860.11

Finding the Fourth Proportional to 3,838,790.07, 5,761,728.05 and 1,946,860.11

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Solution

The fourth proportional to 3,838,790.07, 5,761,728.05 and 1,946,860.11 is: 2,922,086.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838,790.07 : 5,761,728.05 = 1,946,860.11 : x
  2. Step 2: Convert to fraction form
    3,838,790.07/5,761,728.05 = 1,946,860.11/x
  3. Step 3: Cross multiply
    3,838,790.07x = 5,761,728.05 × 1,946,860.11
  4. Step 4: Simplify right side
    3,838,790.07x = 11,217,278,495,478.79
  5. Step 5: Solve for x
    x = 11,217,278,495,478.79/3,838,790.07
  6. Step 6: Final answer
    x = 2,922,086.98

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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.