Home / 1,301,169.50-1,796,722-818,542.34

Finding the Fourth Proportional to 1,301,169.50, 1,796,722 and 818,542.34

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Solution

The fourth proportional to 1,301,169.50, 1,796,722 and 818,542.34 is: 1,130,285.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,169.50 : 1,796,722 = 818,542.34 : x
  2. Step 2: Convert to fraction form
    1,301,169.50/1,796,722 = 818,542.34/x
  3. Step 3: Cross multiply
    1,301,169.50x = 1,796,722 × 818,542.34
  4. Step 4: Simplify right side
    1,301,169.50x = 1,470,693,030,209.48
  5. Step 5: Solve for x
    x = 1,470,693,030,209.48/1,301,169.50
  6. Step 6: Final answer
    x = 1,130,285.51

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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.