Home / 3,716,899.15-5,129,399.76-2,085,424.49

Finding the Fourth Proportional to 3,716,899.15, 5,129,399.76 and 2,085,424.49

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Solution

The fourth proportional to 3,716,899.15, 5,129,399.76 and 2,085,424.49 is: 2,877,930.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716,899.15 : 5,129,399.76 = 2,085,424.49 : x
  2. Step 2: Convert to fraction form
    3,716,899.15/5,129,399.76 = 2,085,424.49/x
  3. Step 3: Cross multiply
    3,716,899.15x = 5,129,399.76 × 2,085,424.49
  4. Step 4: Simplify right side
    3,716,899.15x = 10,696,975,878,504.12
  5. Step 5: Solve for x
    x = 10,696,975,878,504.12/3,716,899.15
  6. Step 6: Final answer
    x = 2,877,930.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.