Home / 2,069,749.18-3,104,637.54-721,906.75

Finding the Fourth Proportional to 2,069,749.18, 3,104,637.54 and 721,906.75

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Solution

The fourth proportional to 2,069,749.18, 3,104,637.54 and 721,906.75 is: 1,082,864.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,749.18 : 3,104,637.54 = 721,906.75 : x
  2. Step 2: Convert to fraction form
    2,069,749.18/3,104,637.54 = 721,906.75/x
  3. Step 3: Cross multiply
    2,069,749.18x = 3,104,637.54 × 721,906.75
  4. Step 4: Simplify right side
    2,069,749.18x = 2,241,258,796,429.40
  5. Step 5: Solve for x
    x = 2,241,258,796,429.40/2,069,749.18
  6. Step 6: Final answer
    x = 1,082,864.93

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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.