Home / 1,308,599.66-1,962,992.82-349,049.90

Finding the Fourth Proportional to 1,308,599.66, 1,962,992.82 and 349,049.90

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Solution

The fourth proportional to 1,308,599.66, 1,962,992.82 and 349,049.90 is: 523,599.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,599.66 : 1,962,992.82 = 349,049.90 : x
  2. Step 2: Convert to fraction form
    1,308,599.66/1,962,992.82 = 349,049.90/x
  3. Step 3: Cross multiply
    1,308,599.66x = 1,962,992.82 × 349,049.90
  4. Step 4: Simplify right side
    1,308,599.66x = 685,182,447,521.72
  5. Step 5: Solve for x
    x = 685,182,447,521.72/1,308,599.66
  6. Step 6: Final answer
    x = 523,599.74

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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.