Home / 1,158,816.52-1,598,580.66-856,485.64

Finding the Fourth Proportional to 1,158,816.52, 1,598,580.66 and 856,485.64

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Solution

The fourth proportional to 1,158,816.52, 1,598,580.66 and 856,485.64 is: 1,181,516.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,816.52 : 1,598,580.66 = 856,485.64 : x
  2. Step 2: Convert to fraction form
    1,158,816.52/1,598,580.66 = 856,485.64/x
  3. Step 3: Cross multiply
    1,158,816.52x = 1,598,580.66 × 856,485.64
  4. Step 4: Simplify right side
    1,158,816.52x = 1,369,161,379,671.72
  5. Step 5: Solve for x
    x = 1,369,161,379,671.72/1,158,816.52
  6. Step 6: Final answer
    x = 1,181,516.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.