Home / 2,291,912.55-3,435,731.88-774,534.36

Finding the Fourth Proportional to 2,291,912.55, 3,435,731.88 and 774,534.36

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Solution

The fourth proportional to 2,291,912.55, 3,435,731.88 and 774,534.36 is: 1,161,079.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,912.55 : 3,435,731.88 = 774,534.36 : x
  2. Step 2: Convert to fraction form
    2,291,912.55/3,435,731.88 = 774,534.36/x
  3. Step 3: Cross multiply
    2,291,912.55x = 3,435,731.88 × 774,534.36
  4. Step 4: Simplify right side
    2,291,912.55x = 2,661,092,392,807.40
  5. Step 5: Solve for x
    x = 2,661,092,392,807.40/2,291,912.55
  6. Step 6: Final answer
    x = 1,161,079.38

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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.