Home / 1,066,405.08-1,463,805.58-942,839.58

Finding the Fourth Proportional to 1,066,405.08, 1,463,805.58 and 942,839.58

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Solution

The fourth proportional to 1,066,405.08, 1,463,805.58 and 942,839.58 is: 1,294,192.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,405.08 : 1,463,805.58 = 942,839.58 : x
  2. Step 2: Convert to fraction form
    1,066,405.08/1,463,805.58 = 942,839.58/x
  3. Step 3: Cross multiply
    1,066,405.08x = 1,463,805.58 × 942,839.58
  4. Step 4: Simplify right side
    1,066,405.08x = 1,380,133,838,248.86
  5. Step 5: Solve for x
    x = 1,380,133,838,248.86/1,066,405.08
  6. Step 6: Final answer
    x = 1,294,192.86

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.