Home / 2,871,824.48-3,963,144.84-1,582,711.28

Finding the Fourth Proportional to 2,871,824.48, 3,963,144.84 and 1,582,711.28

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Solution

The fourth proportional to 2,871,824.48, 3,963,144.84 and 1,582,711.28 is: 2,184,156.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,824.48 : 3,963,144.84 = 1,582,711.28 : x
  2. Step 2: Convert to fraction form
    2,871,824.48/3,963,144.84 = 1,582,711.28/x
  3. Step 3: Cross multiply
    2,871,824.48x = 3,963,144.84 × 1,582,711.28
  4. Step 4: Simplify right side
    2,871,824.48x = 6,272,514,042,541.80
  5. Step 5: Solve for x
    x = 6,272,514,042,541.80/2,871,824.48
  6. Step 6: Final answer
    x = 2,184,156.48

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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.