Home / 1,056,899.90-1,458,900.09-627,179.91

Finding the Fourth Proportional to 1,056,899.90, 1,458,900.09 and 627,179.91

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Solution

The fourth proportional to 1,056,899.90, 1,458,900.09 and 627,179.91 is: 865,732.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,899.90 : 1,458,900.09 = 627,179.91 : x
  2. Step 2: Convert to fraction form
    1,056,899.90/1,458,900.09 = 627,179.91/x
  3. Step 3: Cross multiply
    1,056,899.90x = 1,458,900.09 × 627,179.91
  4. Step 4: Simplify right side
    1,056,899.90x = 914,992,827,145.19
  5. Step 5: Solve for x
    x = 914,992,827,145.19/1,056,899.90
  6. Step 6: Final answer
    x = 865,732.73

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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.