Home / 5,696,905.76-7,861,729.20-3,118,588.16

Finding the Fourth Proportional to 5,696,905.76, 7,861,729.20 and 3,118,588.16

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Solution

The fourth proportional to 5,696,905.76, 7,861,729.20 and 3,118,588.16 is: 4,303,651.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,696,905.76 : 7,861,729.20 = 3,118,588.16 : x
  2. Step 2: Convert to fraction form
    5,696,905.76/7,861,729.20 = 3,118,588.16/x
  3. Step 3: Cross multiply
    5,696,905.76x = 7,861,729.20 × 3,118,588.16
  4. Step 4: Simplify right side
    5,696,905.76x = 24,517,495,600,246.27
  5. Step 5: Solve for x
    x = 24,517,495,600,246.27/5,696,905.76
  6. Step 6: Final answer
    x = 4,303,651.25

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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.