Home / 2,074,212.64-2,861,396.06-1,386,053.44

Finding the Fourth Proportional to 2,074,212.64, 2,861,396.06 and 1,386,053.44

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Solution

The fourth proportional to 2,074,212.64, 2,861,396.06 and 1,386,053.44 is: 1,912,073.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074,212.64 : 2,861,396.06 = 1,386,053.44 : x
  2. Step 2: Convert to fraction form
    2,074,212.64/2,861,396.06 = 1,386,053.44/x
  3. Step 3: Cross multiply
    2,074,212.64x = 2,861,396.06 × 1,386,053.44
  4. Step 4: Simplify right side
    2,074,212.64x = 3,966,047,852,165.45
  5. Step 5: Solve for x
    x = 3,966,047,852,165.45/2,074,212.64
  6. Step 6: Final answer
    x = 1,912,073.90

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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.