Home / 1,120,999.68-1,546,289.10-798,813.90

Finding the Fourth Proportional to 1,120,999.68, 1,546,289.10 and 798,813.90

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Solution

The fourth proportional to 1,120,999.68, 1,546,289.10 and 798,813.90 is: 1,101,871.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,999.68 : 1,546,289.10 = 798,813.90 : x
  2. Step 2: Convert to fraction form
    1,120,999.68/1,546,289.10 = 798,813.90/x
  3. Step 3: Cross multiply
    1,120,999.68x = 1,546,289.10 × 798,813.90
  4. Step 4: Simplify right side
    1,120,999.68x = 1,235,197,226,498.49
  5. Step 5: Solve for x
    x = 1,235,197,226,498.49/1,120,999.68
  6. Step 6: Final answer
    x = 1,101,871.17

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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.