Home / 3,186,412.96-4,780,319.28-942,376

Finding the Fourth Proportional to 3,186,412.96, 4,780,319.28 and 942,376

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Solution

The fourth proportional to 3,186,412.96, 4,780,319.28 and 942,376 is: 1,413,770.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,412.96 : 4,780,319.28 = 942,376 : x
  2. Step 2: Convert to fraction form
    3,186,412.96/4,780,319.28 = 942,376/x
  3. Step 3: Cross multiply
    3,186,412.96x = 4,780,319.28 × 942,376
  4. Step 4: Simplify right side
    3,186,412.96x = 4,504,858,161,809.28
  5. Step 5: Solve for x
    x = 4,504,858,161,809.28/3,186,412.96
  6. Step 6: Final answer
    x = 1,413,770.98

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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.