Home / 1,458,433.39-2,012,638.47-805,059.79

Finding the Fourth Proportional to 1,458,433.39, 2,012,638.47 and 805,059.79

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Solution

The fourth proportional to 1,458,433.39, 2,012,638.47 and 805,059.79 is: 1,110,982.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,433.39 : 2,012,638.47 = 805,059.79 : x
  2. Step 2: Convert to fraction form
    1,458,433.39/2,012,638.47 = 805,059.79/x
  3. Step 3: Cross multiply
    1,458,433.39x = 2,012,638.47 × 805,059.79
  4. Step 4: Simplify right side
    1,458,433.39x = 1,620,294,304,004.12
  5. Step 5: Solve for x
    x = 1,620,294,304,004.12/1,458,433.39
  6. Step 6: Final answer
    x = 1,110,982.73

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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.