Home / 3,619,345.70-5,429,013.95-923,670.96

Finding the Fourth Proportional to 3,619,345.70, 5,429,013.95 and 923,670.96

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Solution

The fourth proportional to 3,619,345.70, 5,429,013.95 and 923,670.96 is: 1,385,505.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,345.70 : 5,429,013.95 = 923,670.96 : x
  2. Step 2: Convert to fraction form
    3,619,345.70/5,429,013.95 = 923,670.96/x
  3. Step 3: Cross multiply
    3,619,345.70x = 5,429,013.95 × 923,670.96
  4. Step 4: Simplify right side
    3,619,345.70x = 5,014,622,534,342.82
  5. Step 5: Solve for x
    x = 5,014,622,534,342.82/3,619,345.70
  6. Step 6: Final answer
    x = 1,385,505.27

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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.