Home / 5,320,193.82-7,981,411.74-1,725,680.53

Finding the Fourth Proportional to 5,320,193.82, 7,981,411.74 and 1,725,680.53

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Solution

The fourth proportional to 5,320,193.82, 7,981,411.74 and 1,725,680.53 is: 2,588,884.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,193.82 : 7,981,411.74 = 1,725,680.53 : x
  2. Step 2: Convert to fraction form
    5,320,193.82/7,981,411.74 = 1,725,680.53/x
  3. Step 3: Cross multiply
    5,320,193.82x = 7,981,411.74 × 1,725,680.53
  4. Step 4: Simplify right side
    5,320,193.82x = 13,773,366,793,095.96
  5. Step 5: Solve for x
    x = 13,773,366,793,095.96/5,320,193.82
  6. Step 6: Final answer
    x = 2,588,884.40

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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.