Home / 1,418,263.56-2,127,378.94-407,410.28

Finding the Fourth Proportional to 1,418,263.56, 2,127,378.94 and 407,410.28

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Solution

The fourth proportional to 1,418,263.56, 2,127,378.94 and 407,410.28 is: 611,110.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,263.56 : 2,127,378.94 = 407,410.28 : x
  2. Step 2: Convert to fraction form
    1,418,263.56/2,127,378.94 = 407,410.28/x
  3. Step 3: Cross multiply
    1,418,263.56x = 2,127,378.94 × 407,410.28
  4. Step 4: Simplify right side
    1,418,263.56x = 866,716,049,611.50
  5. Step 5: Solve for x
    x = 866,716,049,611.50/1,418,263.56
  6. Step 6: Final answer
    x = 611,110.71

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1.5x scale

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.