Home / 1,158,060.48-1,598,187.20-641,803.64

Finding the Fourth Proportional to 1,158,060.48, 1,598,187.20 and 641,803.64

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Solution

The fourth proportional to 1,158,060.48, 1,598,187.20 and 641,803.64 is: 885,724.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,060.48 : 1,598,187.20 = 641,803.64 : x
  2. Step 2: Convert to fraction form
    1,158,060.48/1,598,187.20 = 641,803.64/x
  3. Step 3: Cross multiply
    1,158,060.48x = 1,598,187.20 × 641,803.64
  4. Step 4: Simplify right side
    1,158,060.48x = 1,025,722,362,361.41
  5. Step 5: Solve for x
    x = 1,025,722,362,361.41/1,158,060.48
  6. Step 6: Final answer
    x = 885,724.35

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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.