Home / 1,030,943.61-1,422,633.81-572,029.09

Finding the Fourth Proportional to 1,030,943.61, 1,422,633.81 and 572,029.09

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Solution

The fourth proportional to 1,030,943.61, 1,422,633.81 and 572,029.09 is: 789,362.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,943.61 : 1,422,633.81 = 572,029.09 : x
  2. Step 2: Convert to fraction form
    1,030,943.61/1,422,633.81 = 572,029.09/x
  3. Step 3: Cross multiply
    1,030,943.61x = 1,422,633.81 × 572,029.09
  4. Step 4: Simplify right side
    1,030,943.61x = 813,787,922,326.06
  5. Step 5: Solve for x
    x = 813,787,922,326.06/1,030,943.61
  6. Step 6: Final answer
    x = 789,362.21

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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.