Home / 2,152,147.73-2,970,098.08-1,185,277.76

Finding the Fourth Proportional to 2,152,147.73, 2,970,098.08 and 1,185,277.76

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Solution

The fourth proportional to 2,152,147.73, 2,970,098.08 and 1,185,277.76 is: 1,635,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,147.73 : 2,970,098.08 = 1,185,277.76 : x
  2. Step 2: Convert to fraction form
    2,152,147.73/2,970,098.08 = 1,185,277.76/x
  3. Step 3: Cross multiply
    2,152,147.73x = 2,970,098.08 × 1,185,277.76
  4. Step 4: Simplify right side
    2,152,147.73x = 3,520,391,192,566.88
  5. Step 5: Solve for x
    x = 3,520,391,192,566.88/2,152,147.73
  6. Step 6: Final answer
    x = 1,635,757.23

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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.