Home / 2,670,239.28-4,005,315.18-648,499.80

Finding the Fourth Proportional to 2,670,239.28, 4,005,315.18 and 648,499.80

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Solution

The fourth proportional to 2,670,239.28, 4,005,315.18 and 648,499.80 is: 972,739.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670,239.28 : 4,005,315.18 = 648,499.80 : x
  2. Step 2: Convert to fraction form
    2,670,239.28/4,005,315.18 = 648,499.80/x
  3. Step 3: Cross multiply
    2,670,239.28x = 4,005,315.18 × 648,499.80
  4. Step 4: Simplify right side
    2,670,239.28x = 2,597,446,093,166.96
  5. Step 5: Solve for x
    x = 2,597,446,093,166.96/2,670,239.28
  6. Step 6: Final answer
    x = 972,739.08

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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.