Home / 1,106,745.63-1,527,417.91-647,832.38

Finding the Fourth Proportional to 1,106,745.63, 1,527,417.91 and 647,832.38

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Solution

The fourth proportional to 1,106,745.63, 1,527,417.91 and 647,832.38 is: 894,072.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,745.63 : 1,527,417.91 = 647,832.38 : x
  2. Step 2: Convert to fraction form
    1,106,745.63/1,527,417.91 = 647,832.38/x
  3. Step 3: Cross multiply
    1,106,745.63x = 1,527,417.91 × 647,832.38
  4. Step 4: Simplify right side
    1,106,745.63x = 989,510,781,654.35
  5. Step 5: Solve for x
    x = 989,510,781,654.35/1,106,745.63
  6. Step 6: Final answer
    x = 894,072.46

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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.