Home / 2,865,123.69-3,954,160.70-1,641,591.51

Finding the Fourth Proportional to 2,865,123.69, 3,954,160.70 and 1,641,591.51

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Solution

The fourth proportional to 2,865,123.69, 3,954,160.70 and 1,641,591.51 is: 2,265,562.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,123.69 : 3,954,160.70 = 1,641,591.51 : x
  2. Step 2: Convert to fraction form
    2,865,123.69/3,954,160.70 = 1,641,591.51/x
  3. Step 3: Cross multiply
    2,865,123.69x = 3,954,160.70 × 1,641,591.51
  4. Step 4: Simplify right side
    2,865,123.69x = 6,491,116,606,316.90
  5. Step 5: Solve for x
    x = 6,491,116,606,316.90/2,865,123.69
  6. Step 6: Final answer
    x = 2,265,562.44

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Double scale
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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.