Home / 2,699,812.80-4,049,762.40-705,268.80

Finding the Fourth Proportional to 2,699,812.80, 4,049,762.40 and 705,268.80

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Solution

The fourth proportional to 2,699,812.80, 4,049,762.40 and 705,268.80 is: 1,057,914.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699,812.80 : 4,049,762.40 = 705,268.80 : x
  2. Step 2: Convert to fraction form
    2,699,812.80/4,049,762.40 = 705,268.80/x
  3. Step 3: Cross multiply
    2,699,812.80x = 4,049,762.40 × 705,268.80
  4. Step 4: Simplify right side
    2,699,812.80x = 2,856,171,068,133.12
  5. Step 5: Solve for x
    x = 2,856,171,068,133.12/2,699,812.80
  6. Step 6: Final answer
    x = 1,057,914.49

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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.