Home / 1,954,333.35-2,931,891.84-674,987.76

Finding the Fourth Proportional to 1,954,333.35, 2,931,891.84 and 674,987.76

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Solution

The fourth proportional to 1,954,333.35, 2,931,891.84 and 674,987.76 is: 1,012,616.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,333.35 : 2,931,891.84 = 674,987.76 : x
  2. Step 2: Convert to fraction form
    1,954,333.35/2,931,891.84 = 674,987.76/x
  3. Step 3: Cross multiply
    1,954,333.35x = 2,931,891.84 × 674,987.76
  4. Step 4: Simplify right side
    1,954,333.35x = 1,978,991,105,643.88
  5. Step 5: Solve for x
    x = 1,978,991,105,643.88/1,954,333.35
  6. Step 6: Final answer
    x = 1,012,616.97

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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.