Home / 2,130,288.60-3,193,877.70-867,466.20

Finding the Fourth Proportional to 2,130,288.60, 3,193,877.70 and 867,466.20

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Solution

The fourth proportional to 2,130,288.60, 3,193,877.70 and 867,466.20 is: 1,300,566.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,288.60 : 3,193,877.70 = 867,466.20 : x
  2. Step 2: Convert to fraction form
    2,130,288.60/3,193,877.70 = 867,466.20/x
  3. Step 3: Cross multiply
    2,130,288.60x = 3,193,877.70 × 867,466.20
  4. Step 4: Simplify right side
    2,130,288.60x = 2,770,580,951,683.74
  5. Step 5: Solve for x
    x = 2,770,580,951,683.74/2,130,288.60
  6. Step 6: Final answer
    x = 1,300,566.01

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1.5x scale

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.