Home / 1,664,623.76-2,297,191.52-976,155.48

Finding the Fourth Proportional to 1,664,623.76, 2,297,191.52 and 976,155.48

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Solution

The fourth proportional to 1,664,623.76, 2,297,191.52 and 976,155.48 is: 1,347,100.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,623.76 : 2,297,191.52 = 976,155.48 : x
  2. Step 2: Convert to fraction form
    1,664,623.76/2,297,191.52 = 976,155.48/x
  3. Step 3: Cross multiply
    1,664,623.76x = 2,297,191.52 × 976,155.48
  4. Step 4: Simplify right side
    1,664,623.76x = 2,242,416,090,857.53
  5. Step 5: Solve for x
    x = 2,242,416,090,857.53/1,664,623.76
  6. Step 6: Final answer
    x = 1,347,100.86

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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.