Home / 1,809,968.76-2,497,688.46-1,005,204.60

Finding the Fourth Proportional to 1,809,968.76, 2,497,688.46 and 1,005,204.60

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Solution

The fourth proportional to 1,809,968.76, 2,497,688.46 and 1,005,204.60 is: 1,387,144.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,968.76 : 2,497,688.46 = 1,005,204.60 : x
  2. Step 2: Convert to fraction form
    1,809,968.76/2,497,688.46 = 1,005,204.60/x
  3. Step 3: Cross multiply
    1,809,968.76x = 2,497,688.46 × 1,005,204.60
  4. Step 4: Simplify right side
    1,809,968.76x = 2,510,687,929,358.92
  5. Step 5: Solve for x
    x = 2,510,687,929,358.92/1,809,968.76
  6. Step 6: Final answer
    x = 1,387,144.34

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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.