Home / 3,639,495.28-5,459,046.10-1,115,157.84

Finding the Fourth Proportional to 3,639,495.28, 5,459,046.10 and 1,115,157.84

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Solution

The fourth proportional to 3,639,495.28, 5,459,046.10 and 1,115,157.84 is: 1,672,676.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,495.28 : 5,459,046.10 = 1,115,157.84 : x
  2. Step 2: Convert to fraction form
    3,639,495.28/5,459,046.10 = 1,115,157.84/x
  3. Step 3: Cross multiply
    3,639,495.28x = 5,459,046.10 × 1,115,157.84
  4. Step 4: Simplify right side
    3,639,495.28x = 6,087,698,057,336.42
  5. Step 5: Solve for x
    x = 6,087,698,057,336.42/3,639,495.28
  6. Step 6: Final answer
    x = 1,672,676.45

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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.