Home / 925,214.14-1,276,404.51-619,389.04

Finding the Fourth Proportional to 925,214.14, 1,276,404.51 and 619,389.04

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Solution

The fourth proportional to 925,214.14, 1,276,404.51 and 619,389.04 is: 854,495.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,214.14 : 1,276,404.51 = 619,389.04 : x
  2. Step 2: Convert to fraction form
    925,214.14/1,276,404.51 = 619,389.04/x
  3. Step 3: Cross multiply
    925,214.14x = 1,276,404.51 × 619,389.04
  4. Step 4: Simplify right side
    925,214.14x = 790,590,964,100.57
  5. Step 5: Solve for x
    x = 790,590,964,100.57/925,214.14
  6. Step 6: Final answer
    x = 854,495.12

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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.