Home / 5,064,579.61-6,989,785.45-2,888,623.96

Finding the Fourth Proportional to 5,064,579.61, 6,989,785.45 and 2,888,623.96

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Solution

The fourth proportional to 5,064,579.61, 6,989,785.45 and 2,888,623.96 is: 3,986,680.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064,579.61 : 6,989,785.45 = 2,888,623.96 : x
  2. Step 2: Convert to fraction form
    5,064,579.61/6,989,785.45 = 2,888,623.96/x
  3. Step 3: Cross multiply
    5,064,579.61x = 6,989,785.45 × 2,888,623.96
  4. Step 4: Simplify right side
    5,064,579.61x = 20,190,861,701,433.36
  5. Step 5: Solve for x
    x = 20,190,861,701,433.36/5,064,579.61
  6. Step 6: Final answer
    x = 3,986,680.69

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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.