Home / 5,160,673.27-7,740,104.73-1,965,991.15

Finding the Fourth Proportional to 5,160,673.27, 7,740,104.73 and 1,965,991.15

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Solution

The fourth proportional to 5,160,673.27, 7,740,104.73 and 1,965,991.15 is: 2,948,641.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160,673.27 : 7,740,104.73 = 1,965,991.15 : x
  2. Step 2: Convert to fraction form
    5,160,673.27/7,740,104.73 = 1,965,991.15/x
  3. Step 3: Cross multiply
    5,160,673.27x = 7,740,104.73 × 1,965,991.15
  4. Step 4: Simplify right side
    5,160,673.27x = 15,216,977,389,423.18
  5. Step 5: Solve for x
    x = 15,216,977,389,423.18/5,160,673.27
  6. Step 6: Final answer
    x = 2,948,641.89

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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.