Home / 3,435,998.80-5,153,998.20-3,240,043.60

Finding the Fourth Proportional to 3,435,998.80, 5,153,998.20 and 3,240,043.60

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Solution

The fourth proportional to 3,435,998.80, 5,153,998.20 and 3,240,043.60 is: 4,860,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435,998.80 : 5,153,998.20 = 3,240,043.60 : x
  2. Step 2: Convert to fraction form
    3,435,998.80/5,153,998.20 = 3,240,043.60/x
  3. Step 3: Cross multiply
    3,435,998.80x = 5,153,998.20 × 3,240,043.60
  4. Step 4: Simplify right side
    3,435,998.80x = 16,699,178,882,321.52
  5. Step 5: Solve for x
    x = 16,699,178,882,321.52/3,435,998.80
  6. Step 6: Final answer
    x = 4,860,065.40

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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.