Home / 1,770,318.15-2,655,473.18-758,784.21

Finding the Fourth Proportional to 1,770,318.15, 2,655,473.18 and 758,784.21

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Solution

The fourth proportional to 1,770,318.15, 2,655,473.18 and 758,784.21 is: 1,138,174.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,318.15 : 2,655,473.18 = 758,784.21 : x
  2. Step 2: Convert to fraction form
    1,770,318.15/2,655,473.18 = 758,784.21/x
  3. Step 3: Cross multiply
    1,770,318.15x = 2,655,473.18 × 758,784.21
  4. Step 4: Simplify right side
    1,770,318.15x = 2,014,931,115,268.57
  5. Step 5: Solve for x
    x = 2,014,931,115,268.57/1,770,318.15
  6. Step 6: Final answer
    x = 1,138,174.58

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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.