Home / 2,978,503.30-4,470,148.81-1,539,608.12

Finding the Fourth Proportional to 2,978,503.30, 4,470,148.81 and 1,539,608.12

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Solution

The fourth proportional to 2,978,503.30, 4,470,148.81 and 1,539,608.12 is: 2,310,649.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,978,503.30 : 4,470,148.81 = 1,539,608.12 : x
  2. Step 2: Convert to fraction form
    2,978,503.30/4,470,148.81 = 1,539,608.12/x
  3. Step 3: Cross multiply
    2,978,503.30x = 4,470,148.81 × 1,539,608.12
  4. Step 4: Simplify right side
    2,978,503.30x = 6,882,277,405,484.34
  5. Step 5: Solve for x
    x = 6,882,277,405,484.34/2,978,503.30
  6. Step 6: Final answer
    x = 2,310,649.58

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.