Home / 1,141,150.80-1,711,724.58-342,431.04

Finding the Fourth Proportional to 1,141,150.80, 1,711,724.58 and 342,431.04

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Solution

The fourth proportional to 1,141,150.80, 1,711,724.58 and 342,431.04 is: 513,646.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,150.80 : 1,711,724.58 = 342,431.04 : x
  2. Step 2: Convert to fraction form
    1,141,150.80/1,711,724.58 = 342,431.04/x
  3. Step 3: Cross multiply
    1,141,150.80x = 1,711,724.58 × 342,431.04
  4. Step 4: Simplify right side
    1,141,150.80x = 586,147,628,122.96
  5. Step 5: Solve for x
    x = 586,147,628,122.96/1,141,150.80
  6. Step 6: Final answer
    x = 513,646.07

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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.