Home / 1,154,328.88-1,592,943.26-645,035.44

Finding the Fourth Proportional to 1,154,328.88, 1,592,943.26 and 645,035.44

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Solution

The fourth proportional to 1,154,328.88, 1,592,943.26 and 645,035.44 is: 890,131.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,328.88 : 1,592,943.26 = 645,035.44 : x
  2. Step 2: Convert to fraction form
    1,154,328.88/1,592,943.26 = 645,035.44/x
  3. Step 3: Cross multiply
    1,154,328.88x = 1,592,943.26 × 645,035.44
  4. Step 4: Simplify right side
    1,154,328.88x = 1,027,504,856,609.13
  5. Step 5: Solve for x
    x = 1,027,504,856,609.13/1,154,328.88
  6. Step 6: Final answer
    x = 890,131.81

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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.