Home / 1,621,944.12-2,432,660.60-542,448.48

Finding the Fourth Proportional to 1,621,944.12, 2,432,660.60 and 542,448.48

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Solution

The fourth proportional to 1,621,944.12, 2,432,660.60 and 542,448.48 is: 813,587.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,944.12 : 2,432,660.60 = 542,448.48 : x
  2. Step 2: Convert to fraction form
    1,621,944.12/2,432,660.60 = 542,448.48/x
  3. Step 3: Cross multiply
    1,621,944.12x = 2,432,660.60 × 542,448.48
  4. Step 4: Simplify right side
    1,621,944.12x = 1,319,593,044,825.89
  5. Step 5: Solve for x
    x = 1,319,593,044,825.89/1,621,944.12
  6. Step 6: Final answer
    x = 813,587.24

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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.