Home / 1,588,480.78-2,192,117.89-863,330.24

Finding the Fourth Proportional to 1,588,480.78, 2,192,117.89 and 863,330.24

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Solution

The fourth proportional to 1,588,480.78, 2,192,117.89 and 863,330.24 is: 1,191,403.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,480.78 : 2,192,117.89 = 863,330.24 : x
  2. Step 2: Convert to fraction form
    1,588,480.78/2,192,117.89 = 863,330.24/x
  3. Step 3: Cross multiply
    1,588,480.78x = 2,192,117.89 × 863,330.24
  4. Step 4: Simplify right side
    1,588,480.78x = 1,892,521,653,121.40
  5. Step 5: Solve for x
    x = 1,892,521,653,121.40/1,588,480.78
  6. Step 6: Final answer
    x = 1,191,403.56

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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.