Home / 3,454,515.12-4,767,239.14-1,926,720.66

Finding the Fourth Proportional to 3,454,515.12, 4,767,239.14 and 1,926,720.66

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Solution

The fourth proportional to 3,454,515.12, 4,767,239.14 and 1,926,720.66 is: 2,658,879.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454,515.12 : 4,767,239.14 = 1,926,720.66 : x
  2. Step 2: Convert to fraction form
    3,454,515.12/4,767,239.14 = 1,926,720.66/x
  3. Step 3: Cross multiply
    3,454,515.12x = 4,767,239.14 × 1,926,720.66
  4. Step 4: Simplify right side
    3,454,515.12x = 9,185,138,142,198.63
  5. Step 5: Solve for x
    x = 9,185,138,142,198.63/3,454,515.12
  6. Step 6: Final answer
    x = 2,658,879.13

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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.