Home / 1,400,835.75-1,932,422.21-884,403.95

Finding the Fourth Proportional to 1,400,835.75, 1,932,422.21 and 884,403.95

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Solution

The fourth proportional to 1,400,835.75, 1,932,422.21 and 884,403.95 is: 1,220,015.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,835.75 : 1,932,422.21 = 884,403.95 : x
  2. Step 2: Convert to fraction form
    1,400,835.75/1,932,422.21 = 884,403.95/x
  3. Step 3: Cross multiply
    1,400,835.75x = 1,932,422.21 × 884,403.95
  4. Step 4: Simplify right side
    1,400,835.75x = 1,709,041,821,507.60
  5. Step 5: Solve for x
    x = 1,709,041,821,507.60/1,400,835.75
  6. Step 6: Final answer
    x = 1,220,015.85

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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.