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Finding the Fourth Proportional to 3,821,044.80, 5,744,008.80 and 2,706,830.40

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Solution

The fourth proportional to 3,821,044.80, 5,744,008.80 and 2,706,830.40 is: 4,069,059.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,044.80 : 5,744,008.80 = 2,706,830.40 : x
  2. Step 2: Convert to fraction form
    3,821,044.80/5,744,008.80 = 2,706,830.40/x
  3. Step 3: Cross multiply
    3,821,044.80x = 5,744,008.80 × 2,706,830.40
  4. Step 4: Simplify right side
    3,821,044.80x = 15,548,057,637,707.52
  5. Step 5: Solve for x
    x = 15,548,057,637,707.52/3,821,044.80
  6. Step 6: Final answer
    x = 4,069,059.24

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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.