Home / 1,632,971.67-2,253,395.83-907,800.74

Finding the Fourth Proportional to 1,632,971.67, 2,253,395.83 and 907,800.74

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Solution

The fourth proportional to 1,632,971.67, 2,253,395.83 and 907,800.74 is: 1,252,706.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,971.67 : 2,253,395.83 = 907,800.74 : x
  2. Step 2: Convert to fraction form
    1,632,971.67/2,253,395.83 = 907,800.74/x
  3. Step 3: Cross multiply
    1,632,971.67x = 2,253,395.83 × 907,800.74
  4. Step 4: Simplify right side
    1,632,971.67x = 2,045,634,401,986.91
  5. Step 5: Solve for x
    x = 2,045,634,401,986.91/1,632,971.67
  6. Step 6: Final answer
    x = 1,252,706.61

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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.