Home / 1,308,667.20-1,805,943.12-735,707.22

Finding the Fourth Proportional to 1,308,667.20, 1,805,943.12 and 735,707.22

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Solution

The fourth proportional to 1,308,667.20, 1,805,943.12 and 735,707.22 is: 1,015,266.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,667.20 : 1,805,943.12 = 735,707.22 : x
  2. Step 2: Convert to fraction form
    1,308,667.20/1,805,943.12 = 735,707.22/x
  3. Step 3: Cross multiply
    1,308,667.20x = 1,805,943.12 × 735,707.22
  4. Step 4: Simplify right side
    1,308,667.20x = 1,328,645,392,293.33
  5. Step 5: Solve for x
    x = 1,328,645,392,293.33/1,308,667.20
  6. Step 6: Final answer
    x = 1,015,266.06

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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.