Home / 1,256,371.81-1,733,785.23-683,414.26

Finding the Fourth Proportional to 1,256,371.81, 1,733,785.23 and 683,414.26

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Solution

The fourth proportional to 1,256,371.81, 1,733,785.23 and 683,414.26 is: 943,107.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,371.81 : 1,733,785.23 = 683,414.26 : x
  2. Step 2: Convert to fraction form
    1,256,371.81/1,733,785.23 = 683,414.26/x
  3. Step 3: Cross multiply
    1,256,371.81x = 1,733,785.23 × 683,414.26
  4. Step 4: Simplify right side
    1,256,371.81x = 1,184,893,549,959.38
  5. Step 5: Solve for x
    x = 1,184,893,549,959.38/1,256,371.81
  6. Step 6: Final answer
    x = 943,107.40

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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.