Home / 4,370,857.20-6,556,285.80-3,181,129.20

Finding the Fourth Proportional to 4,370,857.20, 6,556,285.80 and 3,181,129.20

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Solution

The fourth proportional to 4,370,857.20, 6,556,285.80 and 3,181,129.20 is: 4,771,693.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370,857.20 : 6,556,285.80 = 3,181,129.20 : x
  2. Step 2: Convert to fraction form
    4,370,857.20/6,556,285.80 = 3,181,129.20/x
  3. Step 3: Cross multiply
    4,370,857.20x = 6,556,285.80 × 3,181,129.20
  4. Step 4: Simplify right side
    4,370,857.20x = 20,856,392,201,925.36
  5. Step 5: Solve for x
    x = 20,856,392,201,925.36/4,370,857.20
  6. Step 6: Final answer
    x = 4,771,693.80

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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.