Home / 2,580,896.46-3,871,336.05-661,805.58

Finding the Fourth Proportional to 2,580,896.46, 3,871,336.05 and 661,805.58

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Solution

The fourth proportional to 2,580,896.46, 3,871,336.05 and 661,805.58 is: 992,706.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,896.46 : 3,871,336.05 = 661,805.58 : x
  2. Step 2: Convert to fraction form
    2,580,896.46/3,871,336.05 = 661,805.58/x
  3. Step 3: Cross multiply
    2,580,896.46x = 3,871,336.05 × 661,805.58
  4. Step 4: Simplify right side
    2,580,896.46x = 2,562,071,799,945.16
  5. Step 5: Solve for x
    x = 2,562,071,799,945.16/2,580,896.46
  6. Step 6: Final answer
    x = 992,706.15

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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.