Home / 3,779,571.69-5,669,379.07-939,683.85

Finding the Fourth Proportional to 3,779,571.69, 5,669,379.07 and 939,683.85

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Solution

The fourth proportional to 3,779,571.69, 5,669,379.07 and 939,683.85 is: 1,409,531.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,571.69 : 5,669,379.07 = 939,683.85 : x
  2. Step 2: Convert to fraction form
    3,779,571.69/5,669,379.07 = 939,683.85/x
  3. Step 3: Cross multiply
    3,779,571.69x = 5,669,379.07 × 939,683.85
  4. Step 4: Simplify right side
    3,779,571.69x = 5,327,423,933,988.13
  5. Step 5: Solve for x
    x = 5,327,423,933,988.13/3,779,571.69
  6. Step 6: Final answer
    x = 1,409,531.12

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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.