Home / 1,792,579.76-2,473,728.19-976,789.16

Finding the Fourth Proportional to 1,792,579.76, 2,473,728.19 and 976,789.16

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Solution

The fourth proportional to 1,792,579.76, 2,473,728.19 and 976,789.16 is: 1,347,951.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,579.76 : 2,473,728.19 = 976,789.16 : x
  2. Step 2: Convert to fraction form
    1,792,579.76/2,473,728.19 = 976,789.16/x
  3. Step 3: Cross multiply
    1,792,579.76x = 2,473,728.19 × 976,789.16
  4. Step 4: Simplify right side
    1,792,579.76x = 2,416,310,865,967.81
  5. Step 5: Solve for x
    x = 2,416,310,865,967.81/1,792,579.76
  6. Step 6: Final answer
    x = 1,347,951.67

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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.