Home / 1,010,161.60-1,517,341.92-801,259.36

Finding the Fourth Proportional to 1,010,161.60, 1,517,341.92 and 801,259.36

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Solution

The fourth proportional to 1,010,161.60, 1,517,341.92 and 801,259.36 is: 1,203,554.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,161.60 : 1,517,341.92 = 801,259.36 : x
  2. Step 2: Convert to fraction form
    1,010,161.60/1,517,341.92 = 801,259.36/x
  3. Step 3: Cross multiply
    1,010,161.60x = 1,517,341.92 × 801,259.36
  4. Step 4: Simplify right side
    1,010,161.60x = 1,215,784,415,720.37
  5. Step 5: Solve for x
    x = 1,215,784,415,720.37/1,010,161.60
  6. Step 6: Final answer
    x = 1,203,554.38

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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.