Home / 2,711,169.45-4,063,916.43-913,431.51

Finding the Fourth Proportional to 2,711,169.45, 4,063,916.43 and 913,431.51

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Solution

The fourth proportional to 2,711,169.45, 4,063,916.43 and 913,431.51 is: 1,369,191.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711,169.45 : 4,063,916.43 = 913,431.51 : x
  2. Step 2: Convert to fraction form
    2,711,169.45/4,063,916.43 = 913,431.51/x
  3. Step 3: Cross multiply
    2,711,169.45x = 4,063,916.43 × 913,431.51
  4. Step 4: Simplify right side
    2,711,169.45x = 3,712,109,321,168.71
  5. Step 5: Solve for x
    x = 3,712,109,321,168.71/2,711,169.45
  6. Step 6: Final answer
    x = 1,369,191.19

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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.