Home / 1,129,267.24-1,558,390.32-613,021

Finding the Fourth Proportional to 1,129,267.24, 1,558,390.32 and 613,021

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Solution

The fourth proportional to 1,129,267.24, 1,558,390.32 and 613,021 is: 845,969.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,267.24 : 1,558,390.32 = 613,021 : x
  2. Step 2: Convert to fraction form
    1,129,267.24/1,558,390.32 = 613,021/x
  3. Step 3: Cross multiply
    1,129,267.24x = 1,558,390.32 × 613,021
  4. Step 4: Simplify right side
    1,129,267.24x = 955,325,992,356.72
  5. Step 5: Solve for x
    x = 955,325,992,356.72/1,129,267.24
  6. Step 6: Final answer
    x = 845,969.81

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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.