Home / 1,081,403.20-1,492,314.60-597,988.72

Finding the Fourth Proportional to 1,081,403.20, 1,492,314.60 and 597,988.72

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Solution

The fourth proportional to 1,081,403.20, 1,492,314.60 and 597,988.72 is: 825,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,403.20 : 1,492,314.60 = 597,988.72 : x
  2. Step 2: Convert to fraction form
    1,081,403.20/1,492,314.60 = 597,988.72/x
  3. Step 3: Cross multiply
    1,081,403.20x = 1,492,314.60 × 597,988.72
  4. Step 4: Simplify right side
    1,081,403.20x = 892,387,297,491.31
  5. Step 5: Solve for x
    x = 892,387,297,491.31/1,081,403.20
  6. Step 6: Final answer
    x = 825,212.37

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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.