Home / 2,286,804.23-3,430,723.80-770,445.90

Finding the Fourth Proportional to 2,286,804.23, 3,430,723.80 and 770,445.90

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Solution

The fourth proportional to 2,286,804.23, 3,430,723.80 and 770,445.90 is: 1,155,843.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,804.23 : 3,430,723.80 = 770,445.90 : x
  2. Step 2: Convert to fraction form
    2,286,804.23/3,430,723.80 = 770,445.90/x
  3. Step 3: Cross multiply
    2,286,804.23x = 3,430,723.80 × 770,445.90
  4. Step 4: Simplify right side
    2,286,804.23x = 2,643,187,085,742.42
  5. Step 5: Solve for x
    x = 2,643,187,085,742.42/2,286,804.23
  6. Step 6: Final answer
    x = 1,155,843.19

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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.