Home / 1,191,473.91-1,644,245.01-647,610.93

Finding the Fourth Proportional to 1,191,473.91, 1,644,245.01 and 647,610.93

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Solution

The fourth proportional to 1,191,473.91, 1,644,245.01 and 647,610.93 is: 893,709.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,473.91 : 1,644,245.01 = 647,610.93 : x
  2. Step 2: Convert to fraction form
    1,191,473.91/1,644,245.01 = 647,610.93/x
  3. Step 3: Cross multiply
    1,191,473.91x = 1,644,245.01 × 647,610.93
  4. Step 4: Simplify right side
    1,191,473.91x = 1,064,831,040,073.96
  5. Step 5: Solve for x
    x = 1,064,831,040,073.96/1,191,473.91
  6. Step 6: Final answer
    x = 893,709.07

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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.