Home / 4,945,458.60-7,412,658.30-2,105,087.40

Finding the Fourth Proportional to 4,945,458.60, 7,412,658.30 and 2,105,087.40

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Solution

The fourth proportional to 4,945,458.60, 7,412,658.30 and 2,105,087.40 is: 3,155,277.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945,458.60 : 7,412,658.30 = 2,105,087.40 : x
  2. Step 2: Convert to fraction form
    4,945,458.60/7,412,658.30 = 2,105,087.40/x
  3. Step 3: Cross multiply
    4,945,458.60x = 7,412,658.30 × 2,105,087.40
  4. Step 4: Simplify right side
    4,945,458.60x = 15,604,293,587,835.42
  5. Step 5: Solve for x
    x = 15,604,293,587,835.42/4,945,458.60
  6. Step 6: Final answer
    x = 3,155,277.37

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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.