Home / 1,588,675.61-2,192,385.57-863,523.21

Finding the Fourth Proportional to 1,588,675.61, 2,192,385.57 and 863,523.21

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Solution

The fourth proportional to 1,588,675.61, 2,192,385.57 and 863,523.21 is: 1,191,669.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,675.61 : 2,192,385.57 = 863,523.21 : x
  2. Step 2: Convert to fraction form
    1,588,675.61/2,192,385.57 = 863,523.21/x
  3. Step 3: Cross multiply
    1,588,675.61x = 2,192,385.57 × 863,523.21
  4. Step 4: Simplify right side
    1,588,675.61x = 1,893,175,824,964.08
  5. Step 5: Solve for x
    x = 1,893,175,824,964.08/1,588,675.61
  6. Step 6: Final answer
    x = 1,191,669.22

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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.