Home / 3,015,164.80-4,523,330.40-885,318.40

Finding the Fourth Proportional to 3,015,164.80, 4,523,330.40 and 885,318.40

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Solution

The fourth proportional to 3,015,164.80, 4,523,330.40 and 885,318.40 is: 1,328,148.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,164.80 : 4,523,330.40 = 885,318.40 : x
  2. Step 2: Convert to fraction form
    3,015,164.80/4,523,330.40 = 885,318.40/x
  3. Step 3: Cross multiply
    3,015,164.80x = 4,523,330.40 × 885,318.40
  4. Step 4: Simplify right side
    3,015,164.80x = 4,004,587,632,399.36
  5. Step 5: Solve for x
    x = 4,004,587,632,399.36/3,015,164.80
  6. Step 6: Final answer
    x = 1,328,148.84

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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.