Home / 2,946,331.85-4,065,328.28-1,722,400.69

Finding the Fourth Proportional to 2,946,331.85, 4,065,328.28 and 1,722,400.69

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Solution

The fourth proportional to 2,946,331.85, 4,065,328.28 and 1,722,400.69 is: 2,376,556.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,331.85 : 4,065,328.28 = 1,722,400.69 : x
  2. Step 2: Convert to fraction form
    2,946,331.85/4,065,328.28 = 1,722,400.69/x
  3. Step 3: Cross multiply
    2,946,331.85x = 4,065,328.28 × 1,722,400.69
  4. Step 4: Simplify right side
    2,946,331.85x = 7,002,124,228,691.19
  5. Step 5: Solve for x
    x = 7,002,124,228,691.19/2,946,331.85
  6. Step 6: Final answer
    x = 2,376,556.54

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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.