Home / 3,221,715.48-4,445,539.42-1,997,574.44

Finding the Fourth Proportional to 3,221,715.48, 4,445,539.42 and 1,997,574.44

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Solution

The fourth proportional to 3,221,715.48, 4,445,539.42 and 1,997,574.44 is: 2,756,387.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,715.48 : 4,445,539.42 = 1,997,574.44 : x
  2. Step 2: Convert to fraction form
    3,221,715.48/4,445,539.42 = 1,997,574.44/x
  3. Step 3: Cross multiply
    3,221,715.48x = 4,445,539.42 × 1,997,574.44
  4. Step 4: Simplify right side
    3,221,715.48x = 8,880,295,917,404.42
  5. Step 5: Solve for x
    x = 8,880,295,917,404.42/3,221,715.48
  6. Step 6: Final answer
    x = 2,756,387.39

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1.5x scale

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.