Home / 2,100,947.10-3,151,420.65-1,569,506.10

Finding the Fourth Proportional to 2,100,947.10, 3,151,420.65 and 1,569,506.10

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Solution

The fourth proportional to 2,100,947.10, 3,151,420.65 and 1,569,506.10 is: 2,354,259.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,947.10 : 3,151,420.65 = 1,569,506.10 : x
  2. Step 2: Convert to fraction form
    2,100,947.10/3,151,420.65 = 1,569,506.10/x
  3. Step 3: Cross multiply
    2,100,947.10x = 3,151,420.65 × 1,569,506.10
  4. Step 4: Simplify right side
    2,100,947.10x = 4,946,173,933,840.97
  5. Step 5: Solve for x
    x = 4,946,173,933,840.97/2,100,947.10
  6. Step 6: Final answer
    x = 2,354,259.15

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Double scale
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Similar ratio
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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.