Home / 1,422,152.22-1,962,570.23-777,572.85

Finding the Fourth Proportional to 1,422,152.22, 1,962,570.23 and 777,572.85

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Solution

The fourth proportional to 1,422,152.22, 1,962,570.23 and 777,572.85 is: 1,073,050.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,152.22 : 1,962,570.23 = 777,572.85 : x
  2. Step 2: Convert to fraction form
    1,422,152.22/1,962,570.23 = 777,572.85/x
  3. Step 3: Cross multiply
    1,422,152.22x = 1,962,570.23 × 777,572.85
  4. Step 4: Simplify right side
    1,422,152.22x = 1,526,041,327,066.26
  5. Step 5: Solve for x
    x = 1,526,041,327,066.26/1,422,152.22
  6. Step 6: Final answer
    x = 1,073,050.62

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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.