Home / 5,265,945.40-7,898,918.10-3,670,310.20

Finding the Fourth Proportional to 5,265,945.40, 7,898,918.10 and 3,670,310.20

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Solution

The fourth proportional to 5,265,945.40, 7,898,918.10 and 3,670,310.20 is: 5,505,465.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,945.40 : 7,898,918.10 = 3,670,310.20 : x
  2. Step 2: Convert to fraction form
    5,265,945.40/7,898,918.10 = 3,670,310.20/x
  3. Step 3: Cross multiply
    5,265,945.40x = 7,898,918.10 × 3,670,310.20
  4. Step 4: Simplify right side
    5,265,945.40x = 28,991,479,671,394.62
  5. Step 5: Solve for x
    x = 28,991,479,671,394.62/5,265,945.40
  6. Step 6: Final answer
    x = 5,505,465.30

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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.