Home / 1,868,945.46-2,793,178.38-1,364,569.80

Finding the Fourth Proportional to 1,868,945.46, 2,793,178.38 and 1,364,569.80

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Solution

The fourth proportional to 1,868,945.46, 2,793,178.38 and 1,364,569.80 is: 2,039,378.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,945.46 : 2,793,178.38 = 1,364,569.80 : x
  2. Step 2: Convert to fraction form
    1,868,945.46/2,793,178.38 = 1,364,569.80/x
  3. Step 3: Cross multiply
    1,868,945.46x = 2,793,178.38 × 1,364,569.80
  4. Step 4: Simplify right side
    1,868,945.46x = 3,811,486,863,360.92
  5. Step 5: Solve for x
    x = 3,811,486,863,360.92/1,868,945.46
  6. Step 6: Final answer
    x = 2,039,378.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.