Home / 1,203,928.48-1,661,590.56-745,190.24

Finding the Fourth Proportional to 1,203,928.48, 1,661,590.56 and 745,190.24

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Solution

The fourth proportional to 1,203,928.48, 1,661,590.56 and 745,190.24 is: 1,028,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,928.48 : 1,661,590.56 = 745,190.24 : x
  2. Step 2: Convert to fraction form
    1,203,928.48/1,661,590.56 = 745,190.24/x
  3. Step 3: Cross multiply
    1,203,928.48x = 1,661,590.56 × 745,190.24
  4. Step 4: Simplify right side
    1,203,928.48x = 1,238,201,068,188.13
  5. Step 5: Solve for x
    x = 1,238,201,068,188.13/1,203,928.48
  6. Step 6: Final answer
    x = 1,028,467.30

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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.