Home / 2,969,679.12-4,098,159.82-1,611,552.12

Finding the Fourth Proportional to 2,969,679.12, 4,098,159.82 and 1,611,552.12

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Solution

The fourth proportional to 2,969,679.12, 4,098,159.82 and 1,611,552.12 is: 2,223,943.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,679.12 : 4,098,159.82 = 1,611,552.12 : x
  2. Step 2: Convert to fraction form
    2,969,679.12/4,098,159.82 = 1,611,552.12/x
  3. Step 3: Cross multiply
    2,969,679.12x = 4,098,159.82 × 1,611,552.12
  4. Step 4: Simplify right side
    2,969,679.12x = 6,604,398,146,019.82
  5. Step 5: Solve for x
    x = 6,604,398,146,019.82/2,969,679.12
  6. Step 6: Final answer
    x = 2,223,943.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.