Home / 2,582,031.29-3,872,906.76-784,774.64

Finding the Fourth Proportional to 2,582,031.29, 3,872,906.76 and 784,774.64

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Solution

The fourth proportional to 2,582,031.29, 3,872,906.76 and 784,774.64 is: 1,177,119.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,582,031.29 : 3,872,906.76 = 784,774.64 : x
  2. Step 2: Convert to fraction form
    2,582,031.29/3,872,906.76 = 784,774.64/x
  3. Step 3: Cross multiply
    2,582,031.29x = 3,872,906.76 × 784,774.64
  4. Step 4: Simplify right side
    2,582,031.29x = 3,039,358,988,968.03
  5. Step 5: Solve for x
    x = 3,039,358,988,968.03/2,582,031.29
  6. Step 6: Final answer
    x = 1,177,119.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.