Home / 1,370,446.56-2,055,727.44-423,835.20

Finding the Fourth Proportional to 1,370,446.56, 2,055,727.44 and 423,835.20

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Solution

The fourth proportional to 1,370,446.56, 2,055,727.44 and 423,835.20 is: 635,770.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,446.56 : 2,055,727.44 = 423,835.20 : x
  2. Step 2: Convert to fraction form
    1,370,446.56/2,055,727.44 = 423,835.20/x
  3. Step 3: Cross multiply
    1,370,446.56x = 2,055,727.44 × 423,835.20
  4. Step 4: Simplify right side
    1,370,446.56x = 871,289,650,677.89
  5. Step 5: Solve for x
    x = 871,289,650,677.89/1,370,446.56
  6. Step 6: Final answer
    x = 635,770.61

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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.