Home / 1,432,958.94-2,147,666.94-723,189.96

Finding the Fourth Proportional to 1,432,958.94, 2,147,666.94 and 723,189.96

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Solution

The fourth proportional to 1,432,958.94, 2,147,666.94 and 723,189.96 is: 1,083,890.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,958.94 : 2,147,666.94 = 723,189.96 : x
  2. Step 2: Convert to fraction form
    1,432,958.94/2,147,666.94 = 723,189.96/x
  3. Step 3: Cross multiply
    1,432,958.94x = 2,147,666.94 × 723,189.96
  4. Step 4: Simplify right side
    1,432,958.94x = 1,553,171,168,431.92
  5. Step 5: Solve for x
    x = 1,553,171,168,431.92/1,432,958.94
  6. Step 6: Final answer
    x = 1,083,890.91

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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.