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Finding the Fourth Proportional to 2,474,390, 3,711,585 and 606,614

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Solution

The fourth proportional to 2,474,390, 3,711,585 and 606,614 is: 909,921

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474,390 : 3,711,585 = 606,614 : x
  2. Step 2: Convert to fraction form
    2,474,390/3,711,585 = 606,614/x
  3. Step 3: Cross multiply
    2,474,390x = 3,711,585 × 606,614
  4. Step 4: Simplify right side
    2,474,390x = 2,251,499,423,190
  5. Step 5: Solve for x
    x = 2,251,499,423,190/2,474,390
  6. Step 6: Final answer
    x = 909,921

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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.