Home / 4,892,409.20-7,338,613.80-3,399,417.20

Finding the Fourth Proportional to 4,892,409.20, 7,338,613.80 and 3,399,417.20

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Solution

The fourth proportional to 4,892,409.20, 7,338,613.80 and 3,399,417.20 is: 5,099,125.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,409.20 : 7,338,613.80 = 3,399,417.20 : x
  2. Step 2: Convert to fraction form
    4,892,409.20/7,338,613.80 = 3,399,417.20/x
  3. Step 3: Cross multiply
    4,892,409.20x = 7,338,613.80 × 3,399,417.20
  4. Step 4: Simplify right side
    4,892,409.20x = 24,947,009,975,877.36
  5. Step 5: Solve for x
    x = 24,947,009,975,877.36/4,892,409.20
  6. Step 6: Final answer
    x = 5,099,125.80

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1.5x scale

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.