Home / 3,340,462.90-5,010,650.67-816,140.02

Finding the Fourth Proportional to 3,340,462.90, 5,010,650.67 and 816,140.02

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Solution

The fourth proportional to 3,340,462.90, 5,010,650.67 and 816,140.02 is: 1,224,199.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340,462.90 : 5,010,650.67 = 816,140.02 : x
  2. Step 2: Convert to fraction form
    3,340,462.90/5,010,650.67 = 816,140.02/x
  3. Step 3: Cross multiply
    3,340,462.90x = 5,010,650.67 × 816,140.02
  4. Step 4: Simplify right side
    3,340,462.90x = 4,089,392,538,026.81
  5. Step 5: Solve for x
    x = 4,089,392,538,026.81/3,340,462.90
  6. Step 6: Final answer
    x = 1,224,199.36

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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.