Home / 2,805,746.48-3,871,973.22-1,643,914.69

Finding the Fourth Proportional to 2,805,746.48, 3,871,973.22 and 1,643,914.69

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Solution

The fourth proportional to 2,805,746.48, 3,871,973.22 and 1,643,914.69 is: 2,268,627.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,746.48 : 3,871,973.22 = 1,643,914.69 : x
  2. Step 2: Convert to fraction form
    2,805,746.48/3,871,973.22 = 1,643,914.69/x
  3. Step 3: Cross multiply
    2,805,746.48x = 3,871,973.22 × 1,643,914.69
  4. Step 4: Simplify right side
    2,805,746.48x = 6,365,193,645,964.67
  5. Step 5: Solve for x
    x = 6,365,193,645,964.67/2,805,746.48
  6. Step 6: Final answer
    x = 2,268,627.51

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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.