Home / 4,999,586.26-7,502,109.36-2,120,505.16

Finding the Fourth Proportional to 4,999,586.26, 7,502,109.36 and 2,120,505.16

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Solution

The fourth proportional to 4,999,586.26, 7,502,109.36 and 2,120,505.16 is: 3,181,915.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999,586.26 : 7,502,109.36 = 2,120,505.16 : x
  2. Step 2: Convert to fraction form
    4,999,586.26/7,502,109.36 = 2,120,505.16/x
  3. Step 3: Cross multiply
    4,999,586.26x = 7,502,109.36 × 2,120,505.16
  4. Step 4: Simplify right side
    4,999,586.26x = 15,908,261,608,764.30
  5. Step 5: Solve for x
    x = 15,908,261,608,764.30/4,999,586.26
  6. Step 6: Final answer
    x = 3,181,915.62

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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.