Home / 1,512,071.70-2,086,772.13-833,010.90

Finding the Fourth Proportional to 1,512,071.70, 2,086,772.13 and 833,010.90

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Solution

The fourth proportional to 1,512,071.70, 2,086,772.13 and 833,010.90 is: 1,149,617.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,071.70 : 2,086,772.13 = 833,010.90 : x
  2. Step 2: Convert to fraction form
    1,512,071.70/2,086,772.13 = 833,010.90/x
  3. Step 3: Cross multiply
    1,512,071.70x = 2,086,772.13 × 833,010.90
  4. Step 4: Simplify right side
    1,512,071.70x = 1,738,303,930,106.22
  5. Step 5: Solve for x
    x = 1,738,303,930,106.22/1,512,071.70
  6. Step 6: Final answer
    x = 1,149,617.40

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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.