Home / 1,150,638.32-1,725,956-309,190.08

Finding the Fourth Proportional to 1,150,638.32, 1,725,956 and 309,190.08

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Solution

The fourth proportional to 1,150,638.32, 1,725,956 and 309,190.08 is: 463,784.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,638.32 : 1,725,956 = 309,190.08 : x
  2. Step 2: Convert to fraction form
    1,150,638.32/1,725,956 = 309,190.08/x
  3. Step 3: Cross multiply
    1,150,638.32x = 1,725,956 × 309,190.08
  4. Step 4: Simplify right side
    1,150,638.32x = 533,648,473,716.48
  5. Step 5: Solve for x
    x = 533,648,473,716.48/1,150,638.32
  6. Step 6: Final answer
    x = 463,784.72

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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.