Home / 1,781,622.20-2,670,683.70-883,202.60

Finding the Fourth Proportional to 1,781,622.20, 2,670,683.70 and 883,202.60

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Solution

The fourth proportional to 1,781,622.20, 2,670,683.70 and 883,202.60 is: 1,323,936.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,622.20 : 2,670,683.70 = 883,202.60 : x
  2. Step 2: Convert to fraction form
    1,781,622.20/2,670,683.70 = 883,202.60/x
  3. Step 3: Cross multiply
    1,781,622.20x = 2,670,683.70 × 883,202.60
  4. Step 4: Simplify right side
    1,781,622.20x = 2,358,754,787,617.62
  5. Step 5: Solve for x
    x = 2,358,754,787,617.62/1,781,622.20
  6. Step 6: Final answer
    x = 1,323,936.57

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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.