Home / 1,030,945.86-1,422,636.92-572,031.35

Finding the Fourth Proportional to 1,030,945.86, 1,422,636.92 and 572,031.35

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Solution

The fourth proportional to 1,030,945.86, 1,422,636.92 and 572,031.35 is: 789,365.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,945.86 : 1,422,636.92 = 572,031.35 : x
  2. Step 2: Convert to fraction form
    1,030,945.86/1,422,636.92 = 572,031.35/x
  3. Step 3: Cross multiply
    1,030,945.86x = 1,422,636.92 × 572,031.35
  4. Step 4: Simplify right side
    1,030,945.86x = 813,792,907,934.10
  5. Step 5: Solve for x
    x = 813,792,907,934.10/1,030,945.86
  6. Step 6: Final answer
    x = 789,365.32

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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.