Home / 1,785,382.38-2,677,715.51-874,172.25

Finding the Fourth Proportional to 1,785,382.38, 2,677,715.51 and 874,172.25

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Solution

The fourth proportional to 1,785,382.38, 2,677,715.51 and 874,172.25 is: 1,311,083.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,382.38 : 2,677,715.51 = 874,172.25 : x
  2. Step 2: Convert to fraction form
    1,785,382.38/2,677,715.51 = 874,172.25/x
  3. Step 3: Cross multiply
    1,785,382.38x = 2,677,715.51 × 874,172.25
  4. Step 4: Simplify right side
    1,785,382.38x = 2,340,784,592,236.60
  5. Step 5: Solve for x
    x = 2,340,784,592,236.60/1,785,382.38
  6. Step 6: Final answer
    x = 1,311,083.06

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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.