Home / 1,227,310.17-1,841,255.03-385,861.92

Finding the Fourth Proportional to 1,227,310.17, 1,841,255.03 and 385,861.92

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Solution

The fourth proportional to 1,227,310.17, 1,841,255.03 and 385,861.92 is: 578,883.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,310.17 : 1,841,255.03 = 385,861.92 : x
  2. Step 2: Convert to fraction form
    1,227,310.17/1,841,255.03 = 385,861.92/x
  3. Step 3: Cross multiply
    1,227,310.17x = 1,841,255.03 × 385,861.92
  4. Step 4: Simplify right side
    1,227,310.17x = 710,470,199,156.15
  5. Step 5: Solve for x
    x = 710,470,199,156.15/1,227,310.17
  6. Step 6: Final answer
    x = 578,883.98

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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.