Home / 1,664,940.56-2,297,623.76-900,993.92

Finding the Fourth Proportional to 1,664,940.56, 2,297,623.76 and 900,993.92

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Solution

The fourth proportional to 1,664,940.56, 2,297,623.76 and 900,993.92 is: 1,243,374.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,940.56 : 2,297,623.76 = 900,993.92 : x
  2. Step 2: Convert to fraction form
    1,664,940.56/2,297,623.76 = 900,993.92/x
  3. Step 3: Cross multiply
    1,664,940.56x = 2,297,623.76 × 900,993.92
  4. Step 4: Simplify right side
    1,664,940.56x = 2,070,145,038,207.54
  5. Step 5: Solve for x
    x = 2,070,145,038,207.54/1,664,940.56
  6. Step 6: Final answer
    x = 1,243,374.74

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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.