Home / 3,394,836.48-4,684,780.88-1,866,943.60

Finding the Fourth Proportional to 3,394,836.48, 4,684,780.88 and 1,866,943.60

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Solution

The fourth proportional to 3,394,836.48, 4,684,780.88 and 1,866,943.60 is: 2,576,330.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394,836.48 : 4,684,780.88 = 1,866,943.60 : x
  2. Step 2: Convert to fraction form
    3,394,836.48/4,684,780.88 = 1,866,943.60/x
  3. Step 3: Cross multiply
    3,394,836.48x = 4,684,780.88 × 1,866,943.60
  4. Step 4: Simplify right side
    3,394,836.48x = 8,746,221,681,318.37
  5. Step 5: Solve for x
    x = 8,746,221,681,318.37/3,394,836.48
  6. Step 6: Final answer
    x = 2,576,330.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.