Home / 1,145,006.08-1,580,157.75-635,708.50

Finding the Fourth Proportional to 1,145,006.08, 1,580,157.75 and 635,708.50

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Solution

The fourth proportional to 1,145,006.08, 1,580,157.75 and 635,708.50 is: 877,305.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,006.08 : 1,580,157.75 = 635,708.50 : x
  2. Step 2: Convert to fraction form
    1,145,006.08/1,580,157.75 = 635,708.50/x
  3. Step 3: Cross multiply
    1,145,006.08x = 1,580,157.75 × 635,708.50
  4. Step 4: Simplify right side
    1,145,006.08x = 1,004,519,713,015.88
  5. Step 5: Solve for x
    x = 1,004,519,713,015.88/1,145,006.08
  6. Step 6: Final answer
    x = 877,305.13

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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.