Home / 1,305,119.37-1,801,077.02-732,171.84

Finding the Fourth Proportional to 1,305,119.37, 1,801,077.02 and 732,171.84

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Solution

The fourth proportional to 1,305,119.37, 1,801,077.02 and 732,171.84 is: 1,010,404.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,119.37 : 1,801,077.02 = 732,171.84 : x
  2. Step 2: Convert to fraction form
    1,305,119.37/1,801,077.02 = 732,171.84/x
  3. Step 3: Cross multiply
    1,305,119.37x = 1,801,077.02 × 732,171.84
  4. Step 4: Simplify right side
    1,305,119.37x = 1,318,697,878,176.92
  5. Step 5: Solve for x
    x = 1,318,697,878,176.92/1,305,119.37
  6. Step 6: Final answer
    x = 1,010,404.04

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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.