Home / 1,030,646.22-1,422,293.43-571,760.78

Finding the Fourth Proportional to 1,030,646.22, 1,422,293.43 and 571,760.78

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Solution

The fourth proportional to 1,030,646.22, 1,422,293.43 and 571,760.78 is: 789,030.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,646.22 : 1,422,293.43 = 571,760.78 : x
  2. Step 2: Convert to fraction form
    1,030,646.22/1,422,293.43 = 571,760.78/x
  3. Step 3: Cross multiply
    1,030,646.22x = 1,422,293.43 × 571,760.78
  4. Step 4: Simplify right side
    1,030,646.22x = 813,211,593,814.21
  5. Step 5: Solve for x
    x = 813,211,593,814.21/1,030,646.22
  6. Step 6: Final answer
    x = 789,030.78

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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.