Home / 3,613,047.75-5,421,671.15-1,618,503.75

Finding the Fourth Proportional to 3,613,047.75, 5,421,671.15 and 1,618,503.75

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Solution

The fourth proportional to 3,613,047.75, 5,421,671.15 and 1,618,503.75 is: 2,428,696.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613,047.75 : 5,421,671.15 = 1,618,503.75 : x
  2. Step 2: Convert to fraction form
    3,613,047.75/5,421,671.15 = 1,618,503.75/x
  3. Step 3: Cross multiply
    3,613,047.75x = 5,421,671.15 × 1,618,503.75
  4. Step 4: Simplify right side
    3,613,047.75x = 8,774,995,079,449.29
  5. Step 5: Solve for x
    x = 8,774,995,079,449.29/3,613,047.75
  6. Step 6: Final answer
    x = 2,428,696.13

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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.