Home / 5,115,102.77-7,673,880.28-1,703,418.90

Finding the Fourth Proportional to 5,115,102.77, 7,673,880.28 and 1,703,418.90

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Solution

The fourth proportional to 5,115,102.77, 7,673,880.28 and 1,703,418.90 is: 2,555,536.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115,102.77 : 7,673,880.28 = 1,703,418.90 : x
  2. Step 2: Convert to fraction form
    5,115,102.77/7,673,880.28 = 1,703,418.90/x
  3. Step 3: Cross multiply
    5,115,102.77x = 7,673,880.28 × 1,703,418.90
  4. Step 4: Simplify right side
    5,115,102.77x = 13,071,832,705,289.29
  5. Step 5: Solve for x
    x = 13,071,832,705,289.29/5,115,102.77
  6. Step 6: Final answer
    x = 2,555,536.67

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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.