Home / 1,146,986.11-1,582,815.03-623,685.43

Finding the Fourth Proportional to 1,146,986.11, 1,582,815.03 and 623,685.43

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Solution

The fourth proportional to 1,146,986.11, 1,582,815.03 and 623,685.43 is: 860,671.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,986.11 : 1,582,815.03 = 623,685.43 : x
  2. Step 2: Convert to fraction form
    1,146,986.11/1,582,815.03 = 623,685.43/x
  3. Step 3: Cross multiply
    1,146,986.11x = 1,582,815.03 × 623,685.43
  4. Step 4: Simplify right side
    1,146,986.11x = 987,178,672,596.01
  5. Step 5: Solve for x
    x = 987,178,672,596.01/1,146,986.11
  6. Step 6: Final answer
    x = 860,671.86

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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.