Home / 1,022,734.56-1,534,323.20-391,648.40

Finding the Fourth Proportional to 1,022,734.56, 1,534,323.20 and 391,648.40

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Solution

The fourth proportional to 1,022,734.56, 1,534,323.20 and 391,648.40 is: 587,557.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,734.56 : 1,534,323.20 = 391,648.40 : x
  2. Step 2: Convert to fraction form
    1,022,734.56/1,534,323.20 = 391,648.40/x
  3. Step 3: Cross multiply
    1,022,734.56x = 1,534,323.20 × 391,648.40
  4. Step 4: Simplify right side
    1,022,734.56x = 600,915,226,362.88
  5. Step 5: Solve for x
    x = 600,915,226,362.88/1,022,734.56
  6. Step 6: Final answer
    x = 587,557.37

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1.5x scale

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.