Home / 2,556,783.28-3,830,229.15-2,141,522.20

Finding the Fourth Proportional to 2,556,783.28, 3,830,229.15 and 2,141,522.20

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Solution

The fourth proportional to 2,556,783.28, 3,830,229.15 and 2,141,522.20 is: 3,208,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556,783.28 : 3,830,229.15 = 2,141,522.20 : x
  2. Step 2: Convert to fraction form
    2,556,783.28/3,830,229.15 = 2,141,522.20/x
  3. Step 3: Cross multiply
    2,556,783.28x = 3,830,229.15 × 2,141,522.20
  4. Step 4: Simplify right side
    2,556,783.28x = 8,202,520,755,812.13
  5. Step 5: Solve for x
    x = 8,202,520,755,812.13/2,556,783.28
  6. Step 6: Final answer
    x = 3,208,140.80

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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.