Home / 1,456,137.70-2,183,688.15-657,801.70

Finding the Fourth Proportional to 1,456,137.70, 2,183,688.15 and 657,801.70

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Solution

The fourth proportional to 1,456,137.70, 2,183,688.15 and 657,801.70 is: 986,468.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,137.70 : 2,183,688.15 = 657,801.70 : x
  2. Step 2: Convert to fraction form
    1,456,137.70/2,183,688.15 = 657,801.70/x
  3. Step 3: Cross multiply
    1,456,137.70x = 2,183,688.15 × 657,801.70
  4. Step 4: Simplify right side
    1,456,137.70x = 1,436,433,777,339.85
  5. Step 5: Solve for x
    x = 1,436,433,777,339.85/1,456,137.70
  6. Step 6: Final answer
    x = 986,468.37

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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.