Home / 1,720,313.78-2,374,093.90-946,003.70

Finding the Fourth Proportional to 1,720,313.78, 2,374,093.90 and 946,003.70

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Solution

The fourth proportional to 1,720,313.78, 2,374,093.90 and 946,003.70 is: 1,305,518.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,313.78 : 2,374,093.90 = 946,003.70 : x
  2. Step 2: Convert to fraction form
    1,720,313.78/2,374,093.90 = 946,003.70/x
  3. Step 3: Cross multiply
    1,720,313.78x = 2,374,093.90 × 946,003.70
  4. Step 4: Simplify right side
    1,720,313.78x = 2,245,901,613,547.43
  5. Step 5: Solve for x
    x = 2,245,901,613,547.43/1,720,313.78
  6. Step 6: Final answer
    x = 1,305,518.59

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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.