Home / 1,030,945.36-1,422,636.22-572,030.84

Finding the Fourth Proportional to 1,030,945.36, 1,422,636.22 and 572,030.84

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Solution

The fourth proportional to 1,030,945.36, 1,422,636.22 and 572,030.84 is: 789,364.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,945.36 : 1,422,636.22 = 572,030.84 : x
  2. Step 2: Convert to fraction form
    1,030,945.36/1,422,636.22 = 572,030.84/x
  3. Step 3: Cross multiply
    1,030,945.36x = 1,422,636.22 × 572,030.84
  4. Step 4: Simplify right side
    1,030,945.36x = 813,791,791,941.03
  5. Step 5: Solve for x
    x = 813,791,791,941.03/1,030,945.36
  6. Step 6: Final answer
    x = 789,364.62

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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.