Home / 1,609,273.45-2,220,029.98-1,172,754.93

Finding the Fourth Proportional to 1,609,273.45, 2,220,029.98 and 1,172,754.93

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Solution

The fourth proportional to 1,609,273.45, 2,220,029.98 and 1,172,754.93 is: 1,617,842.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,273.45 : 2,220,029.98 = 1,172,754.93 : x
  2. Step 2: Convert to fraction form
    1,609,273.45/2,220,029.98 = 1,172,754.93/x
  3. Step 3: Cross multiply
    1,609,273.45x = 2,220,029.98 × 1,172,754.93
  4. Step 4: Simplify right side
    1,609,273.45x = 2,603,551,103,792.80
  5. Step 5: Solve for x
    x = 2,603,551,103,792.80/1,609,273.45
  6. Step 6: Final answer
    x = 1,617,842.58

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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.