Home / 1,603,215.12-2,404,980.48-465,987.36

Finding the Fourth Proportional to 1,603,215.12, 2,404,980.48 and 465,987.36

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Solution

The fourth proportional to 1,603,215.12, 2,404,980.48 and 465,987.36 is: 699,026.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,215.12 : 2,404,980.48 = 465,987.36 : x
  2. Step 2: Convert to fraction form
    1,603,215.12/2,404,980.48 = 465,987.36/x
  3. Step 3: Cross multiply
    1,603,215.12x = 2,404,980.48 × 465,987.36
  4. Step 4: Simplify right side
    1,603,215.12x = 1,120,690,504,726.73
  5. Step 5: Solve for x
    x = 1,120,690,504,726.73/1,603,215.12
  6. Step 6: Final answer
    x = 699,026.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.