Home / 818,836.80-1,227,088.80-603,927.60

Finding the Fourth Proportional to 818,836.80, 1,227,088.80 and 603,927.60

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Solution

The fourth proportional to 818,836.80, 1,227,088.80 and 603,927.60 is: 905,031.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,836.80 : 1,227,088.80 = 603,927.60 : x
  2. Step 2: Convert to fraction form
    818,836.80/1,227,088.80 = 603,927.60/x
  3. Step 3: Cross multiply
    818,836.80x = 1,227,088.80 × 603,927.60
  4. Step 4: Simplify right side
    818,836.80x = 741,072,793,970.88
  5. Step 5: Solve for x
    x = 741,072,793,970.88/818,836.80
  6. Step 6: Final answer
    x = 905,031.13

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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.