Home / 3,308,687.70-4,963,031.55-912,902.10

Finding the Fourth Proportional to 3,308,687.70, 4,963,031.55 and 912,902.10

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Solution

The fourth proportional to 3,308,687.70, 4,963,031.55 and 912,902.10 is: 1,369,353.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308,687.70 : 4,963,031.55 = 912,902.10 : x
  2. Step 2: Convert to fraction form
    3,308,687.70/4,963,031.55 = 912,902.10/x
  3. Step 3: Cross multiply
    3,308,687.70x = 4,963,031.55 × 912,902.10
  4. Step 4: Simplify right side
    3,308,687.70x = 4,530,761,924,361.26
  5. Step 5: Solve for x
    x = 4,530,761,924,361.26/3,308,687.70
  6. Step 6: Final answer
    x = 1,369,353.15

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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.