Home / 5,115,449.90-7,672,302.59-1,703,349.27

Finding the Fourth Proportional to 5,115,449.90, 7,672,302.59 and 1,703,349.27

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Solution

The fourth proportional to 5,115,449.90, 7,672,302.59 and 1,703,349.27 is: 2,554,733.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115,449.90 : 7,672,302.59 = 1,703,349.27 : x
  2. Step 2: Convert to fraction form
    5,115,449.90/7,672,302.59 = 1,703,349.27/x
  3. Step 3: Cross multiply
    5,115,449.90x = 7,672,302.59 × 1,703,349.27
  4. Step 4: Simplify right side
    5,115,449.90x = 13,068,611,007,378.86
  5. Step 5: Solve for x
    x = 13,068,611,007,378.86/5,115,449.90
  6. Step 6: Final answer
    x = 2,554,733.46

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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.