Home / 1,182,968.96-1,632,529.89-724,074.39

Finding the Fourth Proportional to 1,182,968.96, 1,632,529.89 and 724,074.39

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Solution

The fourth proportional to 1,182,968.96, 1,632,529.89 and 724,074.39 is: 999,242.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,968.96 : 1,632,529.89 = 724,074.39 : x
  2. Step 2: Convert to fraction form
    1,182,968.96/1,632,529.89 = 724,074.39/x
  3. Step 3: Cross multiply
    1,182,968.96x = 1,632,529.89 × 724,074.39
  4. Step 4: Simplify right side
    1,182,968.96x = 1,182,073,084,258.52
  5. Step 5: Solve for x
    x = 1,182,073,084,258.52/1,182,968.96
  6. Step 6: Final answer
    x = 999,242.69

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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.