Home / 2,602,858.80-3,903,928.20-806,977.20

Finding the Fourth Proportional to 2,602,858.80, 3,903,928.20 and 806,977.20

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Solution

The fourth proportional to 2,602,858.80, 3,903,928.20 and 806,977.20 is: 1,210,354.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,602,858.80 : 3,903,928.20 = 806,977.20 : x
  2. Step 2: Convert to fraction form
    2,602,858.80/3,903,928.20 = 806,977.20/x
  3. Step 3: Cross multiply
    2,602,858.80x = 3,903,928.20 × 806,977.20
  4. Step 4: Simplify right side
    2,602,858.80x = 3,150,381,047,837.04
  5. Step 5: Solve for x
    x = 3,150,381,047,837.04/2,602,858.80
  6. Step 6: Final answer
    x = 1,210,354.19

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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.