Home / 862,561.46-1,190,537.64-536,121

Finding the Fourth Proportional to 862,561.46, 1,190,537.64 and 536,121

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Solution

The fourth proportional to 862,561.46, 1,190,537.64 and 536,121 is: 739,973.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,561.46 : 1,190,537.64 = 536,121 : x
  2. Step 2: Convert to fraction form
    862,561.46/1,190,537.64 = 536,121/x
  3. Step 3: Cross multiply
    862,561.46x = 1,190,537.64 × 536,121
  4. Step 4: Simplify right side
    862,561.46x = 638,272,230,094.44
  5. Step 5: Solve for x
    x = 638,272,230,094.44/862,561.46
  6. Step 6: Final answer
    x = 739,973.04

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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.