Home / 5,320,461.60-7,981,858.80-1,725,616.80

Finding the Fourth Proportional to 5,320,461.60, 7,981,858.80 and 1,725,616.80

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Solution

The fourth proportional to 5,320,461.60, 7,981,858.80 and 1,725,616.80 is: 2,588,803.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,461.60 : 7,981,858.80 = 1,725,616.80 : x
  2. Step 2: Convert to fraction form
    5,320,461.60/7,981,858.80 = 1,725,616.80/x
  3. Step 3: Cross multiply
    5,320,461.60x = 7,981,858.80 × 1,725,616.80
  4. Step 4: Simplify right side
    5,320,461.60x = 13,773,629,640,507.84
  5. Step 5: Solve for x
    x = 13,773,629,640,507.84/5,320,461.60
  6. Step 6: Final answer
    x = 2,588,803.51

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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.