Home / 1,787,896.32-2,681,785.08-777,019.29

Finding the Fourth Proportional to 1,787,896.32, 2,681,785.08 and 777,019.29

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Solution

The fourth proportional to 1,787,896.32, 2,681,785.08 and 777,019.29 is: 1,165,503.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,896.32 : 2,681,785.08 = 777,019.29 : x
  2. Step 2: Convert to fraction form
    1,787,896.32/2,681,785.08 = 777,019.29/x
  3. Step 3: Cross multiply
    1,787,896.32x = 2,681,785.08 × 777,019.29
  4. Step 4: Simplify right side
    1,787,896.32x = 2,083,798,738,794.19
  5. Step 5: Solve for x
    x = 2,083,798,738,794.19/1,787,896.32
  6. Step 6: Final answer
    x = 1,165,503.12

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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.