Home / 1,144,979.36-1,580,009.84-635,648.94

Finding the Fourth Proportional to 1,144,979.36, 1,580,009.84 and 635,648.94

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Solution

The fourth proportional to 1,144,979.36, 1,580,009.84 and 635,648.94 is: 877,161.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,979.36 : 1,580,009.84 = 635,648.94 : x
  2. Step 2: Convert to fraction form
    1,144,979.36/1,580,009.84 = 635,648.94/x
  3. Step 3: Cross multiply
    1,144,979.36x = 1,580,009.84 × 635,648.94
  4. Step 4: Simplify right side
    1,144,979.36x = 1,004,331,579,985.57
  5. Step 5: Solve for x
    x = 1,004,331,579,985.57/1,144,979.36
  6. Step 6: Final answer
    x = 877,161.30

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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.