Home / 2,807,211.48-4,210,778.10-677,277.72

Finding the Fourth Proportional to 2,807,211.48, 4,210,778.10 and 677,277.72

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Solution

The fourth proportional to 2,807,211.48, 4,210,778.10 and 677,277.72 is: 1,015,907.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,211.48 : 4,210,778.10 = 677,277.72 : x
  2. Step 2: Convert to fraction form
    2,807,211.48/4,210,778.10 = 677,277.72/x
  3. Step 3: Cross multiply
    2,807,211.48x = 4,210,778.10 × 677,277.72
  4. Step 4: Simplify right side
    2,807,211.48x = 2,851,866,190,993.93
  5. Step 5: Solve for x
    x = 2,851,866,190,993.93/2,807,211.48
  6. Step 6: Final answer
    x = 1,015,907.14

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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.