Home / 1,609,868.61-2,415,910.11-663,239.34

Finding the Fourth Proportional to 1,609,868.61, 2,415,910.11 and 663,239.34

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Solution

The fourth proportional to 1,609,868.61, 2,415,910.11 and 663,239.34 is: 995,315.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,868.61 : 2,415,910.11 = 663,239.34 : x
  2. Step 2: Convert to fraction form
    1,609,868.61/2,415,910.11 = 663,239.34/x
  3. Step 3: Cross multiply
    1,609,868.61x = 2,415,910.11 × 663,239.34
  4. Step 4: Simplify right side
    1,609,868.61x = 1,602,326,626,855.73
  5. Step 5: Solve for x
    x = 1,602,326,626,855.73/1,609,868.61
  6. Step 6: Final answer
    x = 995,315.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.