Home / 1,908,841.33-2,863,113.15-1,109,613.11

Finding the Fourth Proportional to 1,908,841.33, 2,863,113.15 and 1,109,613.11

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Solution

The fourth proportional to 1,908,841.33, 2,863,113.15 and 1,109,613.11 is: 1,664,333.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,841.33 : 2,863,113.15 = 1,109,613.11 : x
  2. Step 2: Convert to fraction form
    1,908,841.33/2,863,113.15 = 1,109,613.11/x
  3. Step 3: Cross multiply
    1,908,841.33x = 2,863,113.15 × 1,109,613.11
  4. Step 4: Simplify right side
    1,908,841.33x = 3,176,947,886,653.40
  5. Step 5: Solve for x
    x = 3,176,947,886,653.40/1,908,841.33
  6. Step 6: Final answer
    x = 1,664,333.14

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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.