Home / 4,261,409.20-6,396,050.40-2,133,020.80

Finding the Fourth Proportional to 4,261,409.20, 6,396,050.40 and 2,133,020.80

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Solution

The fourth proportional to 4,261,409.20, 6,396,050.40 and 2,133,020.80 is: 3,201,501.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261,409.20 : 6,396,050.40 = 2,133,020.80 : x
  2. Step 2: Convert to fraction form
    4,261,409.20/6,396,050.40 = 2,133,020.80/x
  3. Step 3: Cross multiply
    4,261,409.20x = 6,396,050.40 × 2,133,020.80
  4. Step 4: Simplify right side
    4,261,409.20x = 13,642,908,541,048.32
  5. Step 5: Solve for x
    x = 13,642,908,541,048.32/4,261,409.20
  6. Step 6: Final answer
    x = 3,201,501.64

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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.