Home / 3,991,987.10-5,987,980.65-1,467,314.30

Finding the Fourth Proportional to 3,991,987.10, 5,987,980.65 and 1,467,314.30

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Solution

The fourth proportional to 3,991,987.10, 5,987,980.65 and 1,467,314.30 is: 2,200,971.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,987.10 : 5,987,980.65 = 1,467,314.30 : x
  2. Step 2: Convert to fraction form
    3,991,987.10/5,987,980.65 = 1,467,314.30/x
  3. Step 3: Cross multiply
    3,991,987.10x = 5,987,980.65 × 1,467,314.30
  4. Step 4: Simplify right side
    3,991,987.10x = 8,786,249,635,868.30
  5. Step 5: Solve for x
    x = 8,786,249,635,868.30/3,991,987.10
  6. Step 6: Final answer
    x = 2,200,971.45

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Similar ratio
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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.