Home / 1,128,997.04-1,558,002.68-612,751.86

Finding the Fourth Proportional to 1,128,997.04, 1,558,002.68 and 612,751.86

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Solution

The fourth proportional to 1,128,997.04, 1,558,002.68 and 612,751.86 is: 845,590.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,997.04 : 1,558,002.68 = 612,751.86 : x
  2. Step 2: Convert to fraction form
    1,128,997.04/1,558,002.68 = 612,751.86/x
  3. Step 3: Cross multiply
    1,128,997.04x = 1,558,002.68 × 612,751.86
  4. Step 4: Simplify right side
    1,128,997.04x = 954,669,040,054.99
  5. Step 5: Solve for x
    x = 954,669,040,054.99/1,128,997.04
  6. Step 6: Final answer
    x = 845,590.38

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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.