Home / 5,320,088.88-7,981,255.68-1,725,576.72

Finding the Fourth Proportional to 5,320,088.88, 7,981,255.68 and 1,725,576.72

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Solution

The fourth proportional to 5,320,088.88, 7,981,255.68 and 1,725,576.72 is: 2,588,729.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,088.88 : 7,981,255.68 = 1,725,576.72 : x
  2. Step 2: Convert to fraction form
    5,320,088.88/7,981,255.68 = 1,725,576.72/x
  3. Step 3: Cross multiply
    5,320,088.88x = 7,981,255.68 × 1,725,576.72
  4. Step 4: Simplify right side
    5,320,088.88x = 13,772,268,997,775.77
  5. Step 5: Solve for x
    x = 13,772,268,997,775.77/5,320,088.88
  6. Step 6: Final answer
    x = 2,588,729.12

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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.