Home / 1,217,233.13-1,825,971.35-418,409.51

Finding the Fourth Proportional to 1,217,233.13, 1,825,971.35 and 418,409.51

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Solution

The fourth proportional to 1,217,233.13, 1,825,971.35 and 418,409.51 is: 627,656.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,233.13 : 1,825,971.35 = 418,409.51 : x
  2. Step 2: Convert to fraction form
    1,217,233.13/1,825,971.35 = 418,409.51/x
  3. Step 3: Cross multiply
    1,217,233.13x = 1,825,971.35 × 418,409.51
  4. Step 4: Simplify right side
    1,217,233.13x = 764,003,766,605.63
  5. Step 5: Solve for x
    x = 764,003,766,605.63/1,217,233.13
  6. Step 6: Final answer
    x = 627,656.08

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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.