Home / 2,129,269.60-3,193,904.40-1,933,314.40

Finding the Fourth Proportional to 2,129,269.60, 3,193,904.40 and 1,933,314.40

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Solution

The fourth proportional to 2,129,269.60, 3,193,904.40 and 1,933,314.40 is: 2,899,971.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,269.60 : 3,193,904.40 = 1,933,314.40 : x
  2. Step 2: Convert to fraction form
    2,129,269.60/3,193,904.40 = 1,933,314.40/x
  3. Step 3: Cross multiply
    2,129,269.60x = 3,193,904.40 × 1,933,314.40
  4. Step 4: Simplify right side
    2,129,269.60x = 6,174,821,368,743.36
  5. Step 5: Solve for x
    x = 6,174,821,368,743.36/2,129,269.60
  6. Step 6: Final answer
    x = 2,899,971.60

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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.