Home / 1,959,681.43-2,938,378.07-760,202.15

Finding the Fourth Proportional to 1,959,681.43, 2,938,378.07 and 760,202.15

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Solution

The fourth proportional to 1,959,681.43, 2,938,378.07 and 760,202.15 is: 1,139,859.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,681.43 : 2,938,378.07 = 760,202.15 : x
  2. Step 2: Convert to fraction form
    1,959,681.43/2,938,378.07 = 760,202.15/x
  3. Step 3: Cross multiply
    1,959,681.43x = 2,938,378.07 × 760,202.15
  4. Step 4: Simplify right side
    1,959,681.43x = 2,233,761,313,535.47
  5. Step 5: Solve for x
    x = 2,233,761,313,535.47/1,959,681.43
  6. Step 6: Final answer
    x = 1,139,859.41

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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.