Home / 3,784,031.84-5,672,673.06-1,387,317.98

Finding the Fourth Proportional to 3,784,031.84, 5,672,673.06 and 1,387,317.98

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Solution

The fourth proportional to 3,784,031.84, 5,672,673.06 and 1,387,317.98 is: 2,079,739.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,031.84 : 5,672,673.06 = 1,387,317.98 : x
  2. Step 2: Convert to fraction form
    3,784,031.84/5,672,673.06 = 1,387,317.98/x
  3. Step 3: Cross multiply
    3,784,031.84x = 5,672,673.06 × 1,387,317.98
  4. Step 4: Simplify right side
    3,784,031.84x = 7,869,801,330,799.62
  5. Step 5: Solve for x
    x = 7,869,801,330,799.62/3,784,031.84
  6. Step 6: Final answer
    x = 2,079,739.72

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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.