Home / 1,511,220.60-2,085,579.30-832,157.10

Finding the Fourth Proportional to 1,511,220.60, 2,085,579.30 and 832,157.10

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Solution

The fourth proportional to 1,511,220.60, 2,085,579.30 and 832,157.10 is: 1,148,429.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,220.60 : 2,085,579.30 = 832,157.10 : x
  2. Step 2: Convert to fraction form
    1,511,220.60/2,085,579.30 = 832,157.10/x
  3. Step 3: Cross multiply
    1,511,220.60x = 2,085,579.30 × 832,157.10
  4. Step 4: Simplify right side
    1,511,220.60x = 1,735,529,622,108.03
  5. Step 5: Solve for x
    x = 1,735,529,622,108.03/1,511,220.60
  6. Step 6: Final answer
    x = 1,148,429.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.