Home / 1,120,606.96-1,546,435.52-611,309.20

Finding the Fourth Proportional to 1,120,606.96, 1,546,435.52 and 611,309.20

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Solution

The fourth proportional to 1,120,606.96, 1,546,435.52 and 611,309.20 is: 843,605.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,606.96 : 1,546,435.52 = 611,309.20 : x
  2. Step 2: Convert to fraction form
    1,120,606.96/1,546,435.52 = 611,309.20/x
  3. Step 3: Cross multiply
    1,120,606.96x = 1,546,435.52 × 611,309.20
  4. Step 4: Simplify right side
    1,120,606.96x = 945,350,260,582.78
  5. Step 5: Solve for x
    x = 945,350,260,582.78/1,120,606.96
  6. Step 6: Final answer
    x = 843,605.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.