Home / 1,341,326.58-2,011,989.78-394,697.58

Finding the Fourth Proportional to 1,341,326.58, 2,011,989.78 and 394,697.58

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Solution

The fourth proportional to 1,341,326.58, 2,011,989.78 and 394,697.58 is: 592,046.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,326.58 : 2,011,989.78 = 394,697.58 : x
  2. Step 2: Convert to fraction form
    1,341,326.58/2,011,989.78 = 394,697.58/x
  3. Step 3: Cross multiply
    1,341,326.58x = 2,011,989.78 × 394,697.58
  4. Step 4: Simplify right side
    1,341,326.58x = 794,127,497,150.73
  5. Step 5: Solve for x
    x = 794,127,497,150.73/1,341,326.58
  6. Step 6: Final answer
    x = 592,046.34

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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.