Home / 5,115,104.76-7,673,883.27-1,703,420.91

Finding the Fourth Proportional to 5,115,104.76, 7,673,883.27 and 1,703,420.91

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Solution

The fourth proportional to 5,115,104.76, 7,673,883.27 and 1,703,420.91 is: 2,555,539.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115,104.76 : 7,673,883.27 = 1,703,420.91 : x
  2. Step 2: Convert to fraction form
    5,115,104.76/7,673,883.27 = 1,703,420.91/x
  3. Step 3: Cross multiply
    5,115,104.76x = 7,673,883.27 × 1,703,420.91
  4. Step 4: Simplify right side
    5,115,104.76x = 13,071,853,223,017.17
  5. Step 5: Solve for x
    x = 13,071,853,223,017.17/5,115,104.76
  6. Step 6: Final answer
    x = 2,555,539.69

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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.