Home / 1,883,785.69-2,825,776.28-621,711.73

Finding the Fourth Proportional to 1,883,785.69, 2,825,776.28 and 621,711.73

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Solution

The fourth proportional to 1,883,785.69, 2,825,776.28 and 621,711.73 is: 932,599.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,785.69 : 2,825,776.28 = 621,711.73 : x
  2. Step 2: Convert to fraction form
    1,883,785.69/2,825,776.28 = 621,711.73/x
  3. Step 3: Cross multiply
    1,883,785.69x = 2,825,776.28 × 621,711.73
  4. Step 4: Simplify right side
    1,883,785.69x = 1,756,818,259,631.76
  5. Step 5: Solve for x
    x = 1,756,818,259,631.76/1,883,785.69
  6. Step 6: Final answer
    x = 932,599.85

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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.