Home / 2,972,112.24-4,101,530.64-1,683,203.52

Finding the Fourth Proportional to 2,972,112.24, 4,101,530.64 and 1,683,203.52

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Solution

The fourth proportional to 2,972,112.24, 4,101,530.64 and 1,683,203.52 is: 2,322,829.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,112.24 : 4,101,530.64 = 1,683,203.52 : x
  2. Step 2: Convert to fraction form
    2,972,112.24/4,101,530.64 = 1,683,203.52/x
  3. Step 3: Cross multiply
    2,972,112.24x = 4,101,530.64 × 1,683,203.52
  4. Step 4: Simplify right side
    2,972,112.24x = 6,903,710,810,635.85
  5. Step 5: Solve for x
    x = 6,903,710,810,635.85/2,972,112.24
  6. Step 6: Final answer
    x = 2,322,829.78

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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.