Home / 1,353,609.32-1,867,980.89-749,997.32

Finding the Fourth Proportional to 1,353,609.32, 1,867,980.89 and 749,997.32

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Solution

The fourth proportional to 1,353,609.32, 1,867,980.89 and 749,997.32 is: 1,034,996.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,609.32 : 1,867,980.89 = 749,997.32 : x
  2. Step 2: Convert to fraction form
    1,353,609.32/1,867,980.89 = 749,997.32/x
  3. Step 3: Cross multiply
    1,353,609.32x = 1,867,980.89 × 749,997.32
  4. Step 4: Simplify right side
    1,353,609.32x = 1,400,980,653,846.30
  5. Step 5: Solve for x
    x = 1,400,980,653,846.30/1,353,609.32
  6. Step 6: Final answer
    x = 1,034,996.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.