Home / 1,106,724.20-1,660,280.70-397,164.20

Finding the Fourth Proportional to 1,106,724.20, 1,660,280.70 and 397,164.20

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Solution

The fourth proportional to 1,106,724.20, 1,660,280.70 and 397,164.20 is: 595,816.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,724.20 : 1,660,280.70 = 397,164.20 : x
  2. Step 2: Convert to fraction form
    1,106,724.20/1,660,280.70 = 397,164.20/x
  3. Step 3: Cross multiply
    1,106,724.20x = 1,660,280.70 × 397,164.20
  4. Step 4: Simplify right side
    1,106,724.20x = 659,404,055,990.94
  5. Step 5: Solve for x
    x = 659,404,055,990.94/1,106,724.20
  6. Step 6: Final answer
    x = 595,816.06

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Double scale
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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.