Home / 1,333,723.24-2,000,812.38-492,279.40

Finding the Fourth Proportional to 1,333,723.24, 2,000,812.38 and 492,279.40

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Solution

The fourth proportional to 1,333,723.24, 2,000,812.38 and 492,279.40 is: 738,503.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,723.24 : 2,000,812.38 = 492,279.40 : x
  2. Step 2: Convert to fraction form
    1,333,723.24/2,000,812.38 = 492,279.40/x
  3. Step 3: Cross multiply
    1,333,723.24x = 2,000,812.38 × 492,279.40
  4. Step 4: Simplify right side
    1,333,723.24x = 984,958,717,938.97
  5. Step 5: Solve for x
    x = 984,958,717,938.97/1,333,723.24
  6. Step 6: Final answer
    x = 738,503.08

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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.