Home / 1,030,738.99-1,422,431.54-571,862.11

Finding the Fourth Proportional to 1,030,738.99, 1,422,431.54 and 571,862.11

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Solution

The fourth proportional to 1,030,738.99, 1,422,431.54 and 571,862.11 is: 789,176.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,738.99 : 1,422,431.54 = 571,862.11 : x
  2. Step 2: Convert to fraction form
    1,030,738.99/1,422,431.54 = 571,862.11/x
  3. Step 3: Cross multiply
    1,030,738.99x = 1,422,431.54 × 571,862.11
  4. Step 4: Simplify right side
    1,030,738.99x = 813,434,701,794.95
  5. Step 5: Solve for x
    x = 813,434,701,794.95/1,030,738.99
  6. Step 6: Final answer
    x = 789,176.22

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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.