Home / 3,827,948.66-5,282,520.40-2,085,690.60

Finding the Fourth Proportional to 3,827,948.66, 5,282,520.40 and 2,085,690.60

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Solution

The fourth proportional to 3,827,948.66, 5,282,520.40 and 2,085,690.60 is: 2,878,226.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827,948.66 : 5,282,520.40 = 2,085,690.60 : x
  2. Step 2: Convert to fraction form
    3,827,948.66/5,282,520.40 = 2,085,690.60/x
  3. Step 3: Cross multiply
    3,827,948.66x = 5,282,520.40 × 2,085,690.60
  4. Step 4: Simplify right side
    3,827,948.66x = 11,017,703,145,195.35
  5. Step 5: Solve for x
    x = 11,017,703,145,195.35/3,827,948.66
  6. Step 6: Final answer
    x = 2,878,226.47

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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.