Home / 1,588,605.88-2,192,290.80-863,455.24

Finding the Fourth Proportional to 1,588,605.88, 2,192,290.80 and 863,455.24

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Solution

The fourth proportional to 1,588,605.88, 2,192,290.80 and 863,455.24 is: 1,191,576.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,605.88 : 2,192,290.80 = 863,455.24 : x
  2. Step 2: Convert to fraction form
    1,588,605.88/2,192,290.80 = 863,455.24/x
  3. Step 3: Cross multiply
    1,588,605.88x = 2,192,290.80 × 863,455.24
  4. Step 4: Simplify right side
    1,588,605.88x = 1,892,944,978,863.79
  5. Step 5: Solve for x
    x = 1,892,944,978,863.79/1,588,605.88
  6. Step 6: Final answer
    x = 1,191,576.21

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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.