Home / 2,871,572.72-3,962,797.02-1,582,459.34

Finding the Fourth Proportional to 2,871,572.72, 3,962,797.02 and 1,582,459.34

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Solution

The fourth proportional to 2,871,572.72, 3,962,797.02 and 1,582,459.34 is: 2,183,808.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,572.72 : 3,962,797.02 = 1,582,459.34 : x
  2. Step 2: Convert to fraction form
    2,871,572.72/3,962,797.02 = 1,582,459.34/x
  3. Step 3: Cross multiply
    2,871,572.72x = 3,962,797.02 × 1,582,459.34
  4. Step 4: Simplify right side
    2,871,572.72x = 6,270,965,137,009.18
  5. Step 5: Solve for x
    x = 6,270,965,137,009.18/2,871,572.72
  6. Step 6: Final answer
    x = 2,183,808.58

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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.