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Finding the Fourth Proportional to 3,668,977.84, 5,063,019.04 and 2,037,488.56

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Solution

The fourth proportional to 3,668,977.84, 5,063,019.04 and 2,037,488.56 is: 2,811,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668,977.84 : 5,063,019.04 = 2,037,488.56 : x
  2. Step 2: Convert to fraction form
    3,668,977.84/5,063,019.04 = 2,037,488.56/x
  3. Step 3: Cross multiply
    3,668,977.84x = 5,063,019.04 × 2,037,488.56
  4. Step 4: Simplify right side
    3,668,977.84x = 10,315,843,373,062.18
  5. Step 5: Solve for x
    x = 10,315,843,373,062.18/3,668,977.84
  6. Step 6: Final answer
    x = 2,811,639.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.