Home / 1,245,754.08-1,717,349.04-887,436

Finding the Fourth Proportional to 1,245,754.08, 1,717,349.04 and 887,436

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Solution

The fourth proportional to 1,245,754.08, 1,717,349.04 and 887,436 is: 1,223,385.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,754.08 : 1,717,349.04 = 887,436 : x
  2. Step 2: Convert to fraction form
    1,245,754.08/1,717,349.04 = 887,436/x
  3. Step 3: Cross multiply
    1,245,754.08x = 1,717,349.04 × 887,436
  4. Step 4: Simplify right side
    1,245,754.08x = 1,524,037,362,661.44
  5. Step 5: Solve for x
    x = 1,524,037,362,661.44/1,245,754.08
  6. Step 6: Final answer
    x = 1,223,385.41

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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.