Home / 1,005,578.12-1,387,615.22-592,049.16

Finding the Fourth Proportional to 1,005,578.12, 1,387,615.22 and 592,049.16

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Solution

The fourth proportional to 1,005,578.12, 1,387,615.22 and 592,049.16 is: 816,979.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,578.12 : 1,387,615.22 = 592,049.16 : x
  2. Step 2: Convert to fraction form
    1,005,578.12/1,387,615.22 = 592,049.16/x
  3. Step 3: Cross multiply
    1,005,578.12x = 1,387,615.22 × 592,049.16
  4. Step 4: Simplify right side
    1,005,578.12x = 821,536,425,404.22
  5. Step 5: Solve for x
    x = 821,536,425,404.22/1,005,578.12
  6. Step 6: Final answer
    x = 816,979.22

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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.