Home / 1,851,892.80-2,778,105.32-572,600.04

Finding the Fourth Proportional to 1,851,892.80, 2,778,105.32 and 572,600.04

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Solution

The fourth proportional to 1,851,892.80, 2,778,105.32 and 572,600.04 is: 858,982.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,892.80 : 2,778,105.32 = 572,600.04 : x
  2. Step 2: Convert to fraction form
    1,851,892.80/2,778,105.32 = 572,600.04/x
  3. Step 3: Cross multiply
    1,851,892.80x = 2,778,105.32 × 572,600.04
  4. Step 4: Simplify right side
    1,851,892.80x = 1,590,743,217,356.21
  5. Step 5: Solve for x
    x = 1,590,743,217,356.21/1,851,892.80
  6. Step 6: Final answer
    x = 858,982.34

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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.