Home / 3,939,845.32-5,909,324.91-1,061,424.87

Finding the Fourth Proportional to 3,939,845.32, 5,909,324.91 and 1,061,424.87

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Solution

The fourth proportional to 3,939,845.32, 5,909,324.91 and 1,061,424.87 is: 1,592,017.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939,845.32 : 5,909,324.91 = 1,061,424.87 : x
  2. Step 2: Convert to fraction form
    3,939,845.32/5,909,324.91 = 1,061,424.87/x
  3. Step 3: Cross multiply
    3,939,845.32x = 5,909,324.91 × 1,061,424.87
  4. Step 4: Simplify right side
    3,939,845.32x = 6,272,304,424,384.51
  5. Step 5: Solve for x
    x = 6,272,304,424,384.51/3,939,845.32
  6. Step 6: Final answer
    x = 1,592,017.94

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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.