Home / 1,244,210.80-1,864,933.80-683,647.60

Finding the Fourth Proportional to 1,244,210.80, 1,864,933.80 and 683,647.60

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Solution

The fourth proportional to 1,244,210.80, 1,864,933.80 and 683,647.60 is: 1,024,711.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,210.80 : 1,864,933.80 = 683,647.60 : x
  2. Step 2: Convert to fraction form
    1,244,210.80/1,864,933.80 = 683,647.60/x
  3. Step 3: Cross multiply
    1,244,210.80x = 1,864,933.80 × 683,647.60
  4. Step 4: Simplify right side
    1,244,210.80x = 1,274,957,516,528.88
  5. Step 5: Solve for x
    x = 1,274,957,516,528.88/1,244,210.80
  6. Step 6: Final answer
    x = 1,024,711.82

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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.