Home / 3,130,648.74-4,694,054.01-1,332,508.26

Finding the Fourth Proportional to 3,130,648.74, 4,694,054.01 and 1,332,508.26

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Solution

The fourth proportional to 3,130,648.74, 4,694,054.01 and 1,332,508.26 is: 1,997,945.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,648.74 : 4,694,054.01 = 1,332,508.26 : x
  2. Step 2: Convert to fraction form
    3,130,648.74/4,694,054.01 = 1,332,508.26/x
  3. Step 3: Cross multiply
    3,130,648.74x = 4,694,054.01 × 1,332,508.26
  4. Step 4: Simplify right side
    3,130,648.74x = 6,254,865,741,211.12
  5. Step 5: Solve for x
    x = 6,254,865,741,211.12/3,130,648.74
  6. Step 6: Final answer
    x = 1,997,945.56

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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.