Home / 1,227,865.37-1,694,506.47-684,000.50

Finding the Fourth Proportional to 1,227,865.37, 1,694,506.47 and 684,000.50

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Solution

The fourth proportional to 1,227,865.37, 1,694,506.47 and 684,000.50 is: 943,949.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,865.37 : 1,694,506.47 = 684,000.50 : x
  2. Step 2: Convert to fraction form
    1,227,865.37/1,694,506.47 = 684,000.50/x
  3. Step 3: Cross multiply
    1,227,865.37x = 1,694,506.47 × 684,000.50
  4. Step 4: Simplify right side
    1,227,865.37x = 1,159,043,264,260.70
  5. Step 5: Solve for x
    x = 1,159,043,264,260.70/1,227,865.37
  6. Step 6: Final answer
    x = 943,949.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.