Home / 3,208,514.40-4,810,438.80-1,314,280.80

Finding the Fourth Proportional to 3,208,514.40, 4,810,438.80 and 1,314,280.80

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Solution

The fourth proportional to 3,208,514.40, 4,810,438.80 and 1,314,280.80 is: 1,970,465.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,514.40 : 4,810,438.80 = 1,314,280.80 : x
  2. Step 2: Convert to fraction form
    3,208,514.40/4,810,438.80 = 1,314,280.80/x
  3. Step 3: Cross multiply
    3,208,514.40x = 4,810,438.80 × 1,314,280.80
  4. Step 4: Simplify right side
    3,208,514.40x = 6,322,267,354,415.04
  5. Step 5: Solve for x
    x = 6,322,267,354,415.04/3,208,514.40
  6. Step 6: Final answer
    x = 1,970,465.63

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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.