Home / 1,175,868.08-1,622,695.80-639,322.80

Finding the Fourth Proportional to 1,175,868.08, 1,622,695.80 and 639,322.80

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Solution

The fourth proportional to 1,175,868.08, 1,622,695.80 and 639,322.80 is: 882,264.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,868.08 : 1,622,695.80 = 639,322.80 : x
  2. Step 2: Convert to fraction form
    1,175,868.08/1,622,695.80 = 639,322.80/x
  3. Step 3: Cross multiply
    1,175,868.08x = 1,622,695.80 × 639,322.80
  4. Step 4: Simplify right side
    1,175,868.08x = 1,037,426,422,404.24
  5. Step 5: Solve for x
    x = 1,037,426,422,404.24/1,175,868.08
  6. Step 6: Final answer
    x = 882,264.29

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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.