Home / 1,183,246.80-1,775,129.40-384,392.40

Finding the Fourth Proportional to 1,183,246.80, 1,775,129.40 and 384,392.40

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Solution

The fourth proportional to 1,183,246.80, 1,775,129.40 and 384,392.40 is: 576,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,246.80 : 1,775,129.40 = 384,392.40 : x
  2. Step 2: Convert to fraction form
    1,183,246.80/1,775,129.40 = 384,392.40/x
  3. Step 3: Cross multiply
    1,183,246.80x = 1,775,129.40 × 384,392.40
  4. Step 4: Simplify right side
    1,183,246.80x = 682,346,250,376.56
  5. Step 5: Solve for x
    x = 682,346,250,376.56/1,183,246.80
  6. Step 6: Final answer
    x = 576,672.80

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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.