Home / 2,805,973.35-3,871,954.26-2,071,318.47

Finding the Fourth Proportional to 2,805,973.35, 3,871,954.26 and 2,071,318.47

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Solution

The fourth proportional to 2,805,973.35, 3,871,954.26 and 2,071,318.47 is: 2,858,206.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,973.35 : 3,871,954.26 = 2,071,318.47 : x
  2. Step 2: Convert to fraction form
    2,805,973.35/3,871,954.26 = 2,071,318.47/x
  3. Step 3: Cross multiply
    2,805,973.35x = 3,871,954.26 × 2,071,318.47
  4. Step 4: Simplify right side
    2,805,973.35x = 8,020,050,354,373.41
  5. Step 5: Solve for x
    x = 8,020,050,354,373.41/2,805,973.35
  6. Step 6: Final answer
    x = 2,858,206.18

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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.