Home / 1,949,916.13-2,691,560.59-1,340,087.58

Finding the Fourth Proportional to 1,949,916.13, 2,691,560.59 and 1,340,087.58

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Solution

The fourth proportional to 1,949,916.13, 2,691,560.59 and 1,340,087.58 is: 1,849,785.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,916.13 : 2,691,560.59 = 1,340,087.58 : x
  2. Step 2: Convert to fraction form
    1,949,916.13/2,691,560.59 = 1,340,087.58/x
  3. Step 3: Cross multiply
    1,949,916.13x = 2,691,560.59 × 1,340,087.58
  4. Step 4: Simplify right side
    1,949,916.13x = 3,606,926,914,126.25
  5. Step 5: Solve for x
    x = 3,606,926,914,126.25/1,949,916.13
  6. Step 6: Final answer
    x = 1,849,785.67

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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.