Home / 2,115,974.28-3,173,548.12-676,271.50

Finding the Fourth Proportional to 2,115,974.28, 3,173,548.12 and 676,271.50

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Solution

The fourth proportional to 2,115,974.28, 3,173,548.12 and 676,271.50 is: 1,014,275.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,974.28 : 3,173,548.12 = 676,271.50 : x
  2. Step 2: Convert to fraction form
    2,115,974.28/3,173,548.12 = 676,271.50/x
  3. Step 3: Cross multiply
    2,115,974.28x = 3,173,548.12 × 676,271.50
  4. Step 4: Simplify right side
    2,115,974.28x = 2,146,180,147,434.58
  5. Step 5: Solve for x
    x = 2,146,180,147,434.58/2,115,974.28
  6. Step 6: Final answer
    x = 1,014,275.16

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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.