Home / 2,572,345.23-3,858,519.20-653,400.34

Finding the Fourth Proportional to 2,572,345.23, 3,858,519.20 and 653,400.34

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Solution

The fourth proportional to 2,572,345.23, 3,858,519.20 and 653,400.34 is: 980,100.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,572,345.23 : 3,858,519.20 = 653,400.34 : x
  2. Step 2: Convert to fraction form
    2,572,345.23/3,858,519.20 = 653,400.34/x
  3. Step 3: Cross multiply
    2,572,345.23x = 3,858,519.20 × 653,400.34
  4. Step 4: Simplify right side
    2,572,345.23x = 2,521,157,757,176.53
  5. Step 5: Solve for x
    x = 2,521,157,757,176.53/2,572,345.23
  6. Step 6: Final answer
    x = 980,100.85

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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.