Home / 1,825,195.73-2,735,862.93-687,465.66

Finding the Fourth Proportional to 1,825,195.73, 2,735,862.93 and 687,465.66

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Solution

The fourth proportional to 1,825,195.73, 2,735,862.93 and 687,465.66 is: 1,030,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,195.73 : 2,735,862.93 = 687,465.66 : x
  2. Step 2: Convert to fraction form
    1,825,195.73/2,735,862.93 = 687,465.66/x
  3. Step 3: Cross multiply
    1,825,195.73x = 2,735,862.93 × 687,465.66
  4. Step 4: Simplify right side
    1,825,195.73x = 1,880,811,814,841.98
  5. Step 5: Solve for x
    x = 1,880,811,814,841.98/1,825,195.73
  6. Step 6: Final answer
    x = 1,030,471.30

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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.