Home / 1,825,199.97-2,735,869.30-687,469.92

Finding the Fourth Proportional to 1,825,199.97, 2,735,869.30 and 687,469.92

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Solution

The fourth proportional to 1,825,199.97, 2,735,869.30 and 687,469.92 is: 1,030,477.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,199.97 : 2,735,869.30 = 687,469.92 : x
  2. Step 2: Convert to fraction form
    1,825,199.97/2,735,869.30 = 687,469.92/x
  3. Step 3: Cross multiply
    1,825,199.97x = 2,735,869.30 × 687,469.92
  4. Step 4: Simplify right side
    1,825,199.97x = 1,880,827,848,801.46
  5. Step 5: Solve for x
    x = 1,880,827,848,801.46/1,825,199.97
  6. Step 6: Final answer
    x = 1,030,477.69

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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.