Home / 1,890,866-2,836,323.70-628,693.62

Finding the Fourth Proportional to 1,890,866, 2,836,323.70 and 628,693.62

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Solution

The fourth proportional to 1,890,866, 2,836,323.70 and 628,693.62 is: 943,048.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,866 : 2,836,323.70 = 628,693.62 : x
  2. Step 2: Convert to fraction form
    1,890,866/2,836,323.70 = 628,693.62/x
  3. Step 3: Cross multiply
    1,890,866x = 2,836,323.70 × 628,693.62
  4. Step 4: Simplify right side
    1,890,866x = 1,783,178,614,444.79
  5. Step 5: Solve for x
    x = 1,783,178,614,444.79/1,890,866
  6. Step 6: Final answer
    x = 943,048.64

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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.