Home / 1,283,163.90-1,923,871.02-650,858.46

Finding the Fourth Proportional to 1,283,163.90, 1,923,871.02 and 650,858.46

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Solution

The fourth proportional to 1,283,163.90, 1,923,871.02 and 650,858.46 is: 975,843.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,163.90 : 1,923,871.02 = 650,858.46 : x
  2. Step 2: Convert to fraction form
    1,283,163.90/1,923,871.02 = 650,858.46/x
  3. Step 3: Cross multiply
    1,283,163.90x = 1,923,871.02 × 650,858.46
  4. Step 4: Simplify right side
    1,283,163.90x = 1,252,167,729,315.83
  5. Step 5: Solve for x
    x = 1,252,167,729,315.83/1,283,163.90
  6. Step 6: Final answer
    x = 975,843.95

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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.