Home / 5,816,969.20-8,726,493.21-1,978,595.47

Finding the Fourth Proportional to 5,816,969.20, 8,726,493.21 and 1,978,595.47

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Solution

The fourth proportional to 5,816,969.20, 8,726,493.21 and 1,978,595.47 is: 2,968,246.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816,969.20 : 8,726,493.21 = 1,978,595.47 : x
  2. Step 2: Convert to fraction form
    5,816,969.20/8,726,493.21 = 1,978,595.47/x
  3. Step 3: Cross multiply
    5,816,969.20x = 8,726,493.21 × 1,978,595.47
  4. Step 4: Simplify right side
    5,816,969.20x = 17,266,199,934,291.76
  5. Step 5: Solve for x
    x = 17,266,199,934,291.76/5,816,969.20
  6. Step 6: Final answer
    x = 2,968,246.75

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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.