Home / 1,626,128.70-2,441,427.46-827,946.60

Finding the Fourth Proportional to 1,626,128.70, 2,441,427.46 and 827,946.60

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Solution

The fourth proportional to 1,626,128.70, 2,441,427.46 and 827,946.60 is: 1,243,057.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,128.70 : 2,441,427.46 = 827,946.60 : x
  2. Step 2: Convert to fraction form
    1,626,128.70/2,441,427.46 = 827,946.60/x
  3. Step 3: Cross multiply
    1,626,128.70x = 2,441,427.46 × 827,946.60
  4. Step 4: Simplify right side
    1,626,128.70x = 2,021,371,564,653.64
  5. Step 5: Solve for x
    x = 2,021,371,564,653.64/1,626,128.70
  6. Step 6: Final answer
    x = 1,243,057.55

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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.