Home / 1,336,388.82-1,844,210.76-724,539.69

Finding the Fourth Proportional to 1,336,388.82, 1,844,210.76 and 724,539.69

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Solution

The fourth proportional to 1,336,388.82, 1,844,210.76 and 724,539.69 is: 999,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,388.82 : 1,844,210.76 = 724,539.69 : x
  2. Step 2: Convert to fraction form
    1,336,388.82/1,844,210.76 = 724,539.69/x
  3. Step 3: Cross multiply
    1,336,388.82x = 1,844,210.76 × 724,539.69
  4. Step 4: Simplify right side
    1,336,388.82x = 1,336,203,892,345.06
  5. Step 5: Solve for x
    x = 1,336,203,892,345.06/1,336,388.82
  6. Step 6: Final answer
    x = 999,861.62

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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.