Home / 1,809,957.96-2,711,800.96-1,098,495.24

Finding the Fourth Proportional to 1,809,957.96, 2,711,800.96 and 1,098,495.24

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Solution

The fourth proportional to 1,809,957.96, 2,711,800.96 and 1,098,495.24 is: 1,645,839.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,957.96 : 2,711,800.96 = 1,098,495.24 : x
  2. Step 2: Convert to fraction form
    1,809,957.96/2,711,800.96 = 1,098,495.24/x
  3. Step 3: Cross multiply
    1,809,957.96x = 2,711,800.96 × 1,098,495.24
  4. Step 4: Simplify right side
    1,809,957.96x = 2,978,900,446,387.43
  5. Step 5: Solve for x
    x = 2,978,900,446,387.43/1,809,957.96
  6. Step 6: Final answer
    x = 1,645,839.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.