Home / 1,046,939.10-1,570,408.65-940,650.90

Finding the Fourth Proportional to 1,046,939.10, 1,570,408.65 and 940,650.90

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Solution

The fourth proportional to 1,046,939.10, 1,570,408.65 and 940,650.90 is: 1,410,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,939.10 : 1,570,408.65 = 940,650.90 : x
  2. Step 2: Convert to fraction form
    1,046,939.10/1,570,408.65 = 940,650.90/x
  3. Step 3: Cross multiply
    1,046,939.10x = 1,570,408.65 × 940,650.90
  4. Step 4: Simplify right side
    1,046,939.10x = 1,477,206,309,990.29
  5. Step 5: Solve for x
    x = 1,477,206,309,990.29/1,046,939.10
  6. Step 6: Final answer
    x = 1,410,976.35

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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.