Home / 2,871,578.71-3,962,727.52-1,564,842.16

Finding the Fourth Proportional to 2,871,578.71, 3,962,727.52 and 1,564,842.16

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Solution

The fourth proportional to 2,871,578.71, 3,962,727.52 and 1,564,842.16 is: 2,159,454.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,578.71 : 3,962,727.52 = 1,564,842.16 : x
  2. Step 2: Convert to fraction form
    2,871,578.71/3,962,727.52 = 1,564,842.16/x
  3. Step 3: Cross multiply
    2,871,578.71x = 3,962,727.52 × 1,564,842.16
  4. Step 4: Simplify right side
    2,871,578.71x = 6,201,043,091,888.24
  5. Step 5: Solve for x
    x = 6,201,043,091,888.24/2,871,578.71
  6. Step 6: Final answer
    x = 2,159,454.33

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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.