Home / 3,461,469.80-4,776,758.34-2,103,780.20

Finding the Fourth Proportional to 3,461,469.80, 4,776,758.34 and 2,103,780.20

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Solution

The fourth proportional to 3,461,469.80, 4,776,758.34 and 2,103,780.20 is: 2,903,174.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461,469.80 : 4,776,758.34 = 2,103,780.20 : x
  2. Step 2: Convert to fraction form
    3,461,469.80/4,776,758.34 = 2,103,780.20/x
  3. Step 3: Cross multiply
    3,461,469.80x = 4,776,758.34 × 2,103,780.20
  4. Step 4: Simplify right side
    3,461,469.80x = 10,049,249,615,876.87
  5. Step 5: Solve for x
    x = 10,049,249,615,876.87/3,461,469.80
  6. Step 6: Final answer
    x = 2,903,174.14

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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.