Home / 3,206,890.32-4,810,560-1,287,801.47

Finding the Fourth Proportional to 3,206,890.32, 4,810,560 and 1,287,801.47

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Solution

The fourth proportional to 3,206,890.32, 4,810,560 and 1,287,801.47 is: 1,931,792.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206,890.32 : 4,810,560 = 1,287,801.47 : x
  2. Step 2: Convert to fraction form
    3,206,890.32/4,810,560 = 1,287,801.47/x
  3. Step 3: Cross multiply
    3,206,890.32x = 4,810,560 × 1,287,801.47
  4. Step 4: Simplify right side
    3,206,890.32x = 6,195,046,227,496.80
  5. Step 5: Solve for x
    x = 6,195,046,227,496.80/3,206,890.32
  6. Step 6: Final answer
    x = 1,931,792.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.