Home / 2,964,762.74-4,089,795-1,803,564.20

Finding the Fourth Proportional to 2,964,762.74, 4,089,795 and 1,803,564.20

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Solution

The fourth proportional to 2,964,762.74, 4,089,795 and 1,803,564.20 is: 2,487,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964,762.74 : 4,089,795 = 1,803,564.20 : x
  2. Step 2: Convert to fraction form
    2,964,762.74/4,089,795 = 1,803,564.20/x
  3. Step 3: Cross multiply
    2,964,762.74x = 4,089,795 × 1,803,564.20
  4. Step 4: Simplify right side
    2,964,762.74x = 7,376,207,847,339
  5. Step 5: Solve for x
    x = 7,376,207,847,339/2,964,762.74
  6. Step 6: Final answer
    x = 2,487,958.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.