Home / 1,172,586.89-1,758,861.85-373,863.05

Finding the Fourth Proportional to 1,172,586.89, 1,758,861.85 and 373,863.05

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Solution

The fourth proportional to 1,172,586.89, 1,758,861.85 and 373,863.05 is: 560,788.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,586.89 : 1,758,861.85 = 373,863.05 : x
  2. Step 2: Convert to fraction form
    1,172,586.89/1,758,861.85 = 373,863.05/x
  3. Step 3: Cross multiply
    1,172,586.89x = 1,758,861.85 × 373,863.05
  4. Step 4: Simplify right side
    1,172,586.89x = 657,573,455,769.64
  5. Step 5: Solve for x
    x = 657,573,455,769.64/1,172,586.89
  6. Step 6: Final answer
    x = 560,788.68

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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.