Home / 1,908,841.08-2,863,112.77-1,109,612.86

Finding the Fourth Proportional to 1,908,841.08, 2,863,112.77 and 1,109,612.86

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Solution

The fourth proportional to 1,908,841.08, 2,863,112.77 and 1,109,612.86 is: 1,664,332.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,841.08 : 2,863,112.77 = 1,109,612.86 : x
  2. Step 2: Convert to fraction form
    1,908,841.08/2,863,112.77 = 1,109,612.86/x
  3. Step 3: Cross multiply
    1,908,841.08x = 2,863,112.77 × 1,109,612.86
  4. Step 4: Simplify right side
    1,908,841.08x = 3,176,946,749,222.22
  5. Step 5: Solve for x
    x = 3,176,946,749,222.22/1,908,841.08
  6. Step 6: Final answer
    x = 1,664,332.76

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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.