Home / 1,366,554.78-1,885,407.03-762,826.14

Finding the Fourth Proportional to 1,366,554.78, 1,885,407.03 and 762,826.14

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Solution

The fourth proportional to 1,366,554.78, 1,885,407.03 and 762,826.14 is: 1,052,455.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,554.78 : 1,885,407.03 = 762,826.14 : x
  2. Step 2: Convert to fraction form
    1,366,554.78/1,885,407.03 = 762,826.14/x
  3. Step 3: Cross multiply
    1,366,554.78x = 1,885,407.03 × 762,826.14
  4. Step 4: Simplify right side
    1,366,554.78x = 1,438,237,767,023.76
  5. Step 5: Solve for x
    x = 1,438,237,767,023.76/1,366,554.78
  6. Step 6: Final answer
    x = 1,052,455.26

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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.