Home / 2,871,827.32-3,963,121.64-1,582,667.71

Finding the Fourth Proportional to 2,871,827.32, 3,963,121.64 and 1,582,667.71

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Solution

The fourth proportional to 2,871,827.32, 3,963,121.64 and 1,582,667.71 is: 2,184,081.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,827.32 : 3,963,121.64 = 1,582,667.71 : x
  2. Step 2: Convert to fraction form
    2,871,827.32/3,963,121.64 = 1,582,667.71/x
  3. Step 3: Cross multiply
    2,871,827.32x = 3,963,121.64 × 1,582,667.71
  4. Step 4: Simplify right side
    2,871,827.32x = 6,272,304,638,544.11
  5. Step 5: Solve for x
    x = 6,272,304,638,544.11/2,871,827.32
  6. Step 6: Final answer
    x = 2,184,081.40

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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.