Home / 1,037,620.20-1,553,972.70-703,386.60

Finding the Fourth Proportional to 1,037,620.20, 1,553,972.70 and 703,386.60

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Solution

The fourth proportional to 1,037,620.20, 1,553,972.70 and 703,386.60 is: 1,053,413.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,620.20 : 1,553,972.70 = 703,386.60 : x
  2. Step 2: Convert to fraction form
    1,037,620.20/1,553,972.70 = 703,386.60/x
  3. Step 3: Cross multiply
    1,037,620.20x = 1,553,972.70 × 703,386.60
  4. Step 4: Simplify right side
    1,037,620.20x = 1,093,043,573,945.82
  5. Step 5: Solve for x
    x = 1,093,043,573,945.82/1,037,620.20
  6. Step 6: Final answer
    x = 1,053,413.93

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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.