Home / 3,309,091.29-4,963,922.85-912,935.93

Finding the Fourth Proportional to 3,309,091.29, 4,963,922.85 and 912,935.93

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Solution

The fourth proportional to 3,309,091.29, 4,963,922.85 and 912,935.93 is: 1,369,482.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,091.29 : 4,963,922.85 = 912,935.93 : x
  2. Step 2: Convert to fraction form
    3,309,091.29/4,963,922.85 = 912,935.93/x
  3. Step 3: Cross multiply
    3,309,091.29x = 4,963,922.85 × 912,935.93
  4. Step 4: Simplify right side
    3,309,091.29x = 4,531,743,523,513
  5. Step 5: Solve for x
    x = 4,531,743,523,513/3,309,091.29
  6. Step 6: Final answer
    x = 1,369,482.78

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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.