Home / 1,405,961.35-2,108,942.01-395,042.47

Finding the Fourth Proportional to 1,405,961.35, 2,108,942.01 and 395,042.47

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Solution

The fourth proportional to 1,405,961.35, 2,108,942.01 and 395,042.47 is: 592,563.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,961.35 : 2,108,942.01 = 395,042.47 : x
  2. Step 2: Convert to fraction form
    1,405,961.35/2,108,942.01 = 395,042.47/x
  3. Step 3: Cross multiply
    1,405,961.35x = 2,108,942.01 × 395,042.47
  4. Step 4: Simplify right side
    1,405,961.35x = 833,121,655,444.81
  5. Step 5: Solve for x
    x = 833,121,655,444.81/1,405,961.35
  6. Step 6: Final answer
    x = 592,563.70

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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.