Home / 3,221,442.64-4,445,496.84-1,771,136.56

Finding the Fourth Proportional to 3,221,442.64, 4,445,496.84 and 1,771,136.56

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Solution

The fourth proportional to 3,221,442.64, 4,445,496.84 and 1,771,136.56 is: 2,444,116.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,442.64 : 4,445,496.84 = 1,771,136.56 : x
  2. Step 2: Convert to fraction form
    3,221,442.64/4,445,496.84 = 1,771,136.56/x
  3. Step 3: Cross multiply
    3,221,442.64x = 4,445,496.84 × 1,771,136.56
  4. Step 4: Simplify right side
    3,221,442.64x = 7,873,581,980,688.47
  5. Step 5: Solve for x
    x = 7,873,581,980,688.47/3,221,442.64
  6. Step 6: Final answer
    x = 2,444,116.77

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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.