Home / 2,852,039.76-4,275,179.28-1,787,827.76

Finding the Fourth Proportional to 2,852,039.76, 4,275,179.28 and 1,787,827.76

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Solution

The fourth proportional to 2,852,039.76, 4,275,179.28 and 1,787,827.76 is: 2,679,936.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852,039.76 : 4,275,179.28 = 1,787,827.76 : x
  2. Step 2: Convert to fraction form
    2,852,039.76/4,275,179.28 = 1,787,827.76/x
  3. Step 3: Cross multiply
    2,852,039.76x = 4,275,179.28 × 1,787,827.76
  4. Step 4: Simplify right side
    2,852,039.76x = 7,643,284,195,760.81
  5. Step 5: Solve for x
    x = 7,643,284,195,760.81/2,852,039.76
  6. Step 6: Final answer
    x = 2,679,936.06

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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.