Home / 1,372,035.11-1,894,066.61-964,486.31

Finding the Fourth Proportional to 1,372,035.11, 1,894,066.61 and 964,486.31

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Solution

The fourth proportional to 1,372,035.11, 1,894,066.61 and 964,486.31 is: 1,331,453.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,035.11 : 1,894,066.61 = 964,486.31 : x
  2. Step 2: Convert to fraction form
    1,372,035.11/1,894,066.61 = 964,486.31/x
  3. Step 3: Cross multiply
    1,372,035.11x = 1,894,066.61 × 964,486.31
  4. Step 4: Simplify right side
    1,372,035.11x = 1,826,801,301,280.34
  5. Step 5: Solve for x
    x = 1,826,801,301,280.34/1,372,035.11
  6. Step 6: Final answer
    x = 1,331,453.76

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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.