Home / 2,309,497.70-3,462,403.35-978,707.30

Finding the Fourth Proportional to 2,309,497.70, 3,462,403.35 and 978,707.30

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Solution

The fourth proportional to 2,309,497.70, 3,462,403.35 and 978,707.30 is: 1,467,279.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,497.70 : 3,462,403.35 = 978,707.30 : x
  2. Step 2: Convert to fraction form
    2,309,497.70/3,462,403.35 = 978,707.30/x
  3. Step 3: Cross multiply
    2,309,497.70x = 3,462,403.35 × 978,707.30
  4. Step 4: Simplify right side
    2,309,497.70x = 3,388,679,434,189.46
  5. Step 5: Solve for x
    x = 3,388,679,434,189.46/2,309,497.70
  6. Step 6: Final answer
    x = 1,467,279.85

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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.