Home / 1,986,773.36-2,742,719.22-1,333,165.53

Finding the Fourth Proportional to 1,986,773.36, 2,742,719.22 and 1,333,165.53

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Solution

The fourth proportional to 1,986,773.36, 2,742,719.22 and 1,333,165.53 is: 1,840,420.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,773.36 : 2,742,719.22 = 1,333,165.53 : x
  2. Step 2: Convert to fraction form
    1,986,773.36/2,742,719.22 = 1,333,165.53/x
  3. Step 3: Cross multiply
    1,986,773.36x = 2,742,719.22 × 1,333,165.53
  4. Step 4: Simplify right side
    1,986,773.36x = 3,656,498,715,906.66
  5. Step 5: Solve for x
    x = 3,656,498,715,906.66/1,986,773.36
  6. Step 6: Final answer
    x = 1,840,420.65

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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.