Home / 1,163,122.20-1,605,029.16-704,491.32

Finding the Fourth Proportional to 1,163,122.20, 1,605,029.16 and 704,491.32

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Solution

The fourth proportional to 1,163,122.20, 1,605,029.16 and 704,491.32 is: 972,149.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,122.20 : 1,605,029.16 = 704,491.32 : x
  2. Step 2: Convert to fraction form
    1,163,122.20/1,605,029.16 = 704,491.32/x
  3. Step 3: Cross multiply
    1,163,122.20x = 1,605,029.16 × 704,491.32
  4. Step 4: Simplify right side
    1,163,122.20x = 1,130,729,111,566.89
  5. Step 5: Solve for x
    x = 1,130,729,111,566.89/1,163,122.20
  6. Step 6: Final answer
    x = 972,149.88

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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.