Home / 1,449,611.23-2,000,490.60-805,091.80

Finding the Fourth Proportional to 1,449,611.23, 2,000,490.60 and 805,091.80

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Solution

The fourth proportional to 1,449,611.23, 2,000,490.60 and 805,091.80 is: 1,111,041.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,611.23 : 2,000,490.60 = 805,091.80 : x
  2. Step 2: Convert to fraction form
    1,449,611.23/2,000,490.60 = 805,091.80/x
  3. Step 3: Cross multiply
    1,449,611.23x = 2,000,490.60 × 805,091.80
  4. Step 4: Simplify right side
    1,449,611.23x = 1,610,578,578,037.08
  5. Step 5: Solve for x
    x = 1,610,578,578,037.08/1,449,611.23
  6. Step 6: Final answer
    x = 1,111,041.74

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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.