Home / 1,137,533.38-1,569,893.70-628,334.17

Finding the Fourth Proportional to 1,137,533.38, 1,569,893.70 and 628,334.17

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Solution

The fourth proportional to 1,137,533.38, 1,569,893.70 and 628,334.17 is: 867,155.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,533.38 : 1,569,893.70 = 628,334.17 : x
  2. Step 2: Convert to fraction form
    1,137,533.38/1,569,893.70 = 628,334.17/x
  3. Step 3: Cross multiply
    1,137,533.38x = 1,569,893.70 × 628,334.17
  4. Step 4: Simplify right side
    1,137,533.38x = 986,417,854,977.73
  5. Step 5: Solve for x
    x = 986,417,854,977.73/1,137,533.38
  6. Step 6: Final answer
    x = 867,155.09

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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.