Home / 2,604,162.24-3,908,768.40-1,257,274.80

Finding the Fourth Proportional to 2,604,162.24, 3,908,768.40 and 1,257,274.80

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Solution

The fourth proportional to 2,604,162.24, 3,908,768.40 and 1,257,274.80 is: 1,887,131.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,604,162.24 : 3,908,768.40 = 1,257,274.80 : x
  2. Step 2: Convert to fraction form
    2,604,162.24/3,908,768.40 = 1,257,274.80/x
  3. Step 3: Cross multiply
    2,604,162.24x = 3,908,768.40 × 1,257,274.80
  4. Step 4: Simplify right side
    2,604,162.24x = 4,914,396,008,356.32
  5. Step 5: Solve for x
    x = 4,914,396,008,356.32/2,604,162.24
  6. Step 6: Final answer
    x = 1,887,131.28

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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.