Home / 1,141,103.54-1,574,772.10-631,805.96

Finding the Fourth Proportional to 1,141,103.54, 1,574,772.10 and 631,805.96

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Solution

The fourth proportional to 1,141,103.54, 1,574,772.10 and 631,805.96 is: 871,919.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,103.54 : 1,574,772.10 = 631,805.96 : x
  2. Step 2: Convert to fraction form
    1,141,103.54/1,574,772.10 = 631,805.96/x
  3. Step 3: Cross multiply
    1,141,103.54x = 1,574,772.10 × 631,805.96
  4. Step 4: Simplify right side
    1,141,103.54x = 994,950,398,421.72
  5. Step 5: Solve for x
    x = 994,950,398,421.72/1,141,103.54
  6. Step 6: Final answer
    x = 871,919.47

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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.