Home / 2,065,389.22-3,099,296.40-867,219.40

Finding the Fourth Proportional to 2,065,389.22, 3,099,296.40 and 867,219.40

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Solution

The fourth proportional to 2,065,389.22, 3,099,296.40 and 867,219.40 is: 1,301,338.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,389.22 : 3,099,296.40 = 867,219.40 : x
  2. Step 2: Convert to fraction form
    2,065,389.22/3,099,296.40 = 867,219.40/x
  3. Step 3: Cross multiply
    2,065,389.22x = 3,099,296.40 × 867,219.40
  4. Step 4: Simplify right side
    2,065,389.22x = 2,687,769,964,430.16
  5. Step 5: Solve for x
    x = 2,687,769,964,430.16/2,065,389.22
  6. Step 6: Final answer
    x = 1,301,338.24

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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.