Home / 1,030,697.11-1,422,400.01-622,720.12

Finding the Fourth Proportional to 1,030,697.11, 1,422,400.01 and 622,720.12

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Solution

The fourth proportional to 1,030,697.11, 1,422,400.01 and 622,720.12 is: 859,376.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,697.11 : 1,422,400.01 = 622,720.12 : x
  2. Step 2: Convert to fraction form
    1,030,697.11/1,422,400.01 = 622,720.12/x
  3. Step 3: Cross multiply
    1,030,697.11x = 1,422,400.01 × 622,720.12
  4. Step 4: Simplify right side
    1,030,697.11x = 885,757,104,915.20
  5. Step 5: Solve for x
    x = 885,757,104,915.20/1,030,697.11
  6. Step 6: Final answer
    x = 859,376.72

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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.