Home / 1,077,141.53-1,615,753.31-403,151.87

Finding the Fourth Proportional to 1,077,141.53, 1,615,753.31 and 403,151.87

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Solution

The fourth proportional to 1,077,141.53, 1,615,753.31 and 403,151.87 is: 604,743.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,141.53 : 1,615,753.31 = 403,151.87 : x
  2. Step 2: Convert to fraction form
    1,077,141.53/1,615,753.31 = 403,151.87/x
  3. Step 3: Cross multiply
    1,077,141.53x = 1,615,753.31 × 403,151.87
  4. Step 4: Simplify right side
    1,077,141.53x = 651,393,970,408.81
  5. Step 5: Solve for x
    x = 651,393,970,408.81/1,077,141.53
  6. Step 6: Final answer
    x = 604,743.16

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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.