Home / 2,255,945.49-3,111,387.53-1,983,435.57

Finding the Fourth Proportional to 2,255,945.49, 3,111,387.53 and 1,983,435.57

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Solution

The fourth proportional to 2,255,945.49, 3,111,387.53 and 1,983,435.57 is: 2,735,543.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,945.49 : 3,111,387.53 = 1,983,435.57 : x
  2. Step 2: Convert to fraction form
    2,255,945.49/3,111,387.53 = 1,983,435.57/x
  3. Step 3: Cross multiply
    2,255,945.49x = 3,111,387.53 × 1,983,435.57
  4. Step 4: Simplify right side
    2,255,945.49x = 6,171,236,689,139.27
  5. Step 5: Solve for x
    x = 6,171,236,689,139.27/2,255,945.49
  6. Step 6: Final answer
    x = 2,735,543.35

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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.