Home / 3,120,952.80-4,674,430.80-2,561,080.80

Finding the Fourth Proportional to 3,120,952.80, 4,674,430.80 and 2,561,080.80

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Solution

The fourth proportional to 3,120,952.80, 4,674,430.80 and 2,561,080.80 is: 3,835,878.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,952.80 : 4,674,430.80 = 2,561,080.80 : x
  2. Step 2: Convert to fraction form
    3,120,952.80/4,674,430.80 = 2,561,080.80/x
  3. Step 3: Cross multiply
    3,120,952.80x = 4,674,430.80 × 2,561,080.80
  4. Step 4: Simplify right side
    3,120,952.80x = 11,971,594,972,808.64
  5. Step 5: Solve for x
    x = 11,971,594,972,808.64/3,120,952.80
  6. Step 6: Final answer
    x = 3,835,878.25

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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.