Home / 1,825,210.62-2,735,885.25-687,480.51

Finding the Fourth Proportional to 1,825,210.62, 2,735,885.25 and 687,480.51

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Solution

The fourth proportional to 1,825,210.62, 2,735,885.25 and 687,480.51 is: 1,030,493.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,210.62 : 2,735,885.25 = 687,480.51 : x
  2. Step 2: Convert to fraction form
    1,825,210.62/2,735,885.25 = 687,480.51/x
  3. Step 3: Cross multiply
    1,825,210.62x = 2,735,885.25 × 687,480.51
  4. Step 4: Simplify right side
    1,825,210.62x = 1,880,867,786,971.48
  5. Step 5: Solve for x
    x = 1,880,867,786,971.48/1,825,210.62
  6. Step 6: Final answer
    x = 1,030,493.56

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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.