Home / 2,016,709.20-3,016,315.80-1,805,007.60

Finding the Fourth Proportional to 2,016,709.20, 3,016,315.80 and 1,805,007.60

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Solution

The fourth proportional to 2,016,709.20, 3,016,315.80 and 1,805,007.60 is: 2,699,681.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,709.20 : 3,016,315.80 = 1,805,007.60 : x
  2. Step 2: Convert to fraction form
    2,016,709.20/3,016,315.80 = 1,805,007.60/x
  3. Step 3: Cross multiply
    2,016,709.20x = 3,016,315.80 × 1,805,007.60
  4. Step 4: Simplify right side
    2,016,709.20x = 5,444,472,943,000.08
  5. Step 5: Solve for x
    x = 5,444,472,943,000.08/2,016,709.20
  6. Step 6: Final answer
    x = 2,699,681.71

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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.