Home / 2,961,900.47-4,442,342.67-939,693.65

Finding the Fourth Proportional to 2,961,900.47, 4,442,342.67 and 939,693.65

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Solution

The fourth proportional to 2,961,900.47, 4,442,342.67 and 939,693.65 is: 1,409,379.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,900.47 : 4,442,342.67 = 939,693.65 : x
  2. Step 2: Convert to fraction form
    2,961,900.47/4,442,342.67 = 939,693.65/x
  3. Step 3: Cross multiply
    2,961,900.47x = 4,442,342.67 × 939,693.65
  4. Step 4: Simplify right side
    2,961,900.47x = 4,174,441,175,911.33
  5. Step 5: Solve for x
    x = 4,174,441,175,911.33/2,961,900.47
  6. Step 6: Final answer
    x = 1,409,379.29

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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.