Home / 3,142,620-4,336,611.48-1,853,164.80

Finding the Fourth Proportional to 3,142,620, 4,336,611.48 and 1,853,164.80

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Solution

The fourth proportional to 3,142,620, 4,336,611.48 and 1,853,164.80 is: 2,557,247.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,620 : 4,336,611.48 = 1,853,164.80 : x
  2. Step 2: Convert to fraction form
    3,142,620/4,336,611.48 = 1,853,164.80/x
  3. Step 3: Cross multiply
    3,142,620x = 4,336,611.48 × 1,853,164.80
  4. Step 4: Simplify right side
    3,142,620x = 8,036,455,746,011.91
  5. Step 5: Solve for x
    x = 8,036,455,746,011.91/3,142,620
  6. Step 6: Final answer
    x = 2,557,247.06

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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.