Home / 3,112,918.85-4,669,518.15-953,785.79

Finding the Fourth Proportional to 3,112,918.85, 4,669,518.15 and 953,785.79

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Solution

The fourth proportional to 3,112,918.85, 4,669,518.15 and 953,785.79 is: 1,430,721.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,918.85 : 4,669,518.15 = 953,785.79 : x
  2. Step 2: Convert to fraction form
    3,112,918.85/4,669,518.15 = 953,785.79/x
  3. Step 3: Cross multiply
    3,112,918.85x = 4,669,518.15 × 953,785.79
  4. Step 4: Simplify right side
    3,112,918.85x = 4,453,720,057,617.09
  5. Step 5: Solve for x
    x = 4,453,720,057,617.09/3,112,918.85
  6. Step 6: Final answer
    x = 1,430,721.54

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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.