Home / 1,173,690.18-1,760,654.60-405,087.86

Finding the Fourth Proportional to 1,173,690.18, 1,760,654.60 and 405,087.86

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Solution

The fourth proportional to 1,173,690.18, 1,760,654.60 and 405,087.86 is: 607,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,690.18 : 1,760,654.60 = 405,087.86 : x
  2. Step 2: Convert to fraction form
    1,173,690.18/1,760,654.60 = 405,087.86/x
  3. Step 3: Cross multiply
    1,173,690.18x = 1,760,654.60 × 405,087.86
  4. Step 4: Simplify right side
    1,173,690.18x = 713,219,804,113.16
  5. Step 5: Solve for x
    x = 713,219,804,113.16/1,173,690.18
  6. Step 6: Final answer
    x = 607,672.98

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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.