Home / 1,908,854.12-2,863,132.26-1,109,625.86

Finding the Fourth Proportional to 1,908,854.12, 2,863,132.26 and 1,109,625.86

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Solution

The fourth proportional to 1,908,854.12, 2,863,132.26 and 1,109,625.86 is: 1,664,352.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,854.12 : 2,863,132.26 = 1,109,625.86 : x
  2. Step 2: Convert to fraction form
    1,908,854.12/2,863,132.26 = 1,109,625.86/x
  3. Step 3: Cross multiply
    1,908,854.12x = 2,863,132.26 × 1,109,625.86
  4. Step 4: Simplify right side
    1,908,854.12x = 3,177,005,596,296.24
  5. Step 5: Solve for x
    x = 3,177,005,596,296.24/1,908,854.12
  6. Step 6: Final answer
    x = 1,664,352.22

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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.