Home / 1,720,309.77-2,374,088.37-945,999.69

Finding the Fourth Proportional to 1,720,309.77, 2,374,088.37 and 945,999.69

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Solution

The fourth proportional to 1,720,309.77, 2,374,088.37 and 945,999.69 is: 1,305,513.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,309.77 : 2,374,088.37 = 945,999.69 : x
  2. Step 2: Convert to fraction form
    1,720,309.77/2,374,088.37 = 945,999.69/x
  3. Step 3: Cross multiply
    1,720,309.77x = 2,374,088.37 × 945,999.69
  4. Step 4: Simplify right side
    1,720,309.77x = 2,245,886,862,052.61
  5. Step 5: Solve for x
    x = 2,245,886,862,052.61/1,720,309.77
  6. Step 6: Final answer
    x = 1,305,513.05

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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.