Home / 1,668,735.81-2,496,248.34-1,332,433.30

Finding the Fourth Proportional to 1,668,735.81, 2,496,248.34 and 1,332,433.30

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Solution

The fourth proportional to 1,668,735.81, 2,496,248.34 and 1,332,433.30 is: 1,993,176.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,735.81 : 2,496,248.34 = 1,332,433.30 : x
  2. Step 2: Convert to fraction form
    1,668,735.81/2,496,248.34 = 1,332,433.30/x
  3. Step 3: Cross multiply
    1,668,735.81x = 2,496,248.34 × 1,332,433.30
  4. Step 4: Simplify right side
    1,668,735.81x = 3,326,084,413,285.72
  5. Step 5: Solve for x
    x = 3,326,084,413,285.72/1,668,735.81
  6. Step 6: Final answer
    x = 1,993,176.15

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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.