Home / 1,149,491.57-1,724,341.23-439,525.76

Finding the Fourth Proportional to 1,149,491.57, 1,724,341.23 and 439,525.76

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Solution

The fourth proportional to 1,149,491.57, 1,724,341.23 and 439,525.76 is: 659,328.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,491.57 : 1,724,341.23 = 439,525.76 : x
  2. Step 2: Convert to fraction form
    1,149,491.57/1,724,341.23 = 439,525.76/x
  3. Step 3: Cross multiply
    1,149,491.57x = 1,724,341.23 × 439,525.76
  4. Step 4: Simplify right side
    1,149,491.57x = 757,892,380,993.38
  5. Step 5: Solve for x
    x = 757,892,380,993.38/1,149,491.57
  6. Step 6: Final answer
    x = 659,328.35

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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.