Home / 3,685,379.33-5,528,856.11-1,289,302.13

Finding the Fourth Proportional to 3,685,379.33, 5,528,856.11 and 1,289,302.13

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Solution

The fourth proportional to 3,685,379.33, 5,528,856.11 and 1,289,302.13 is: 1,934,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685,379.33 : 5,528,856.11 = 1,289,302.13 : x
  2. Step 2: Convert to fraction form
    3,685,379.33/5,528,856.11 = 1,289,302.13/x
  3. Step 3: Cross multiply
    3,685,379.33x = 5,528,856.11 × 1,289,302.13
  4. Step 4: Simplify right side
    3,685,379.33x = 7,128,365,924,995.72
  5. Step 5: Solve for x
    x = 7,128,365,924,995.72/3,685,379.33
  6. Step 6: Final answer
    x = 1,934,228.55

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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.