Home / 1,226,462.45-1,692,573.93-682,633.08

Finding the Fourth Proportional to 1,226,462.45, 1,692,573.93 and 682,633.08

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Solution

The fourth proportional to 1,226,462.45, 1,692,573.93 and 682,633.08 is: 942,064.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,462.45 : 1,692,573.93 = 682,633.08 : x
  2. Step 2: Convert to fraction form
    1,226,462.45/1,692,573.93 = 682,633.08/x
  3. Step 3: Cross multiply
    1,226,462.45x = 1,692,573.93 × 682,633.08
  4. Step 4: Simplify right side
    1,226,462.45x = 1,155,406,954,963.60
  5. Step 5: Solve for x
    x = 1,155,406,954,963.60/1,226,462.45
  6. Step 6: Final answer
    x = 942,064.68

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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.