Home / 1,613,415.60-2,420,123.40-1,403,463.60

Finding the Fourth Proportional to 1,613,415.60, 2,420,123.40 and 1,403,463.60

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Solution

The fourth proportional to 1,613,415.60, 2,420,123.40 and 1,403,463.60 is: 2,105,195.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,415.60 : 2,420,123.40 = 1,403,463.60 : x
  2. Step 2: Convert to fraction form
    1,613,415.60/2,420,123.40 = 1,403,463.60/x
  3. Step 3: Cross multiply
    1,613,415.60x = 2,420,123.40 × 1,403,463.60
  4. Step 4: Simplify right side
    1,613,415.60x = 3,396,555,099,408.24
  5. Step 5: Solve for x
    x = 3,396,555,099,408.24/1,613,415.60
  6. Step 6: Final answer
    x = 2,105,195.40

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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.