Home / 1,153,598.86-1,729,261.04-405,119.98

Finding the Fourth Proportional to 1,153,598.86, 1,729,261.04 and 405,119.98

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Solution

The fourth proportional to 1,153,598.86, 1,729,261.04 and 405,119.98 is: 607,280.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,598.86 : 1,729,261.04 = 405,119.98 : x
  2. Step 2: Convert to fraction form
    1,153,598.86/1,729,261.04 = 405,119.98/x
  3. Step 3: Cross multiply
    1,153,598.86x = 1,729,261.04 × 405,119.98
  4. Step 4: Simplify right side
    1,153,598.86x = 700,558,198,952.38
  5. Step 5: Solve for x
    x = 700,558,198,952.38/1,153,598.86
  6. Step 6: Final answer
    x = 607,280.59

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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.