Home / 1,143,584.88-1,578,148.17-634,287.27

Finding the Fourth Proportional to 1,143,584.88, 1,578,148.17 and 634,287.27

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Solution

The fourth proportional to 1,143,584.88, 1,578,148.17 and 634,287.27 is: 875,317.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,584.88 : 1,578,148.17 = 634,287.27 : x
  2. Step 2: Convert to fraction form
    1,143,584.88/1,578,148.17 = 634,287.27/x
  3. Step 3: Cross multiply
    1,143,584.88x = 1,578,148.17 × 634,287.27
  4. Step 4: Simplify right side
    1,143,584.88x = 1,000,999,294,404.80
  5. Step 5: Solve for x
    x = 1,000,999,294,404.80/1,143,584.88
  6. Step 6: Final answer
    x = 875,317.01

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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.