Home / 3,056,231.28-4,578,047.64-1,790,220.72

Finding the Fourth Proportional to 3,056,231.28, 4,578,047.64 and 1,790,220.72

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Solution

The fourth proportional to 3,056,231.28, 4,578,047.64 and 1,790,220.72 is: 2,681,641.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,231.28 : 4,578,047.64 = 1,790,220.72 : x
  2. Step 2: Convert to fraction form
    3,056,231.28/4,578,047.64 = 1,790,220.72/x
  3. Step 3: Cross multiply
    3,056,231.28x = 4,578,047.64 × 1,790,220.72
  4. Step 4: Simplify right side
    3,056,231.28x = 8,195,715,742,275.10
  5. Step 5: Solve for x
    x = 8,195,715,742,275.10/3,056,231.28
  6. Step 6: Final answer
    x = 2,681,641.21

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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.