Home / 1,651,781.70-2,280,436.02-1,040,458.48

Finding the Fourth Proportional to 1,651,781.70, 2,280,436.02 and 1,040,458.48

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Solution

The fourth proportional to 1,651,781.70, 2,280,436.02 and 1,040,458.48 is: 1,436,448.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,781.70 : 2,280,436.02 = 1,040,458.48 : x
  2. Step 2: Convert to fraction form
    1,651,781.70/2,280,436.02 = 1,040,458.48/x
  3. Step 3: Cross multiply
    1,651,781.70x = 2,280,436.02 × 1,040,458.48
  4. Step 4: Simplify right side
    1,651,781.70x = 2,372,698,995,106.45
  5. Step 5: Solve for x
    x = 2,372,698,995,106.45/1,651,781.70
  6. Step 6: Final answer
    x = 1,436,448.29

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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.