Home / 1,072,705.50-1,609,033.32-540,083.52

Finding the Fourth Proportional to 1,072,705.50, 1,609,033.32 and 540,083.52

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Solution

The fourth proportional to 1,072,705.50, 1,609,033.32 and 540,083.52 is: 810,112.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,705.50 : 1,609,033.32 = 540,083.52 : x
  2. Step 2: Convert to fraction form
    1,072,705.50/1,609,033.32 = 540,083.52/x
  3. Step 3: Cross multiply
    1,072,705.50x = 1,609,033.32 × 540,083.52
  4. Step 4: Simplify right side
    1,072,705.50x = 869,012,379,262.89
  5. Step 5: Solve for x
    x = 869,012,379,262.89/1,072,705.50
  6. Step 6: Final answer
    x = 810,112.73

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1.5x scale

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.