Home / 2,066,128.20-3,093,068.70-1,535,999.40

Finding the Fourth Proportional to 2,066,128.20, 3,093,068.70 and 1,535,999.40

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Solution

The fourth proportional to 2,066,128.20, 3,093,068.70 and 1,535,999.40 is: 2,299,446.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066,128.20 : 3,093,068.70 = 1,535,999.40 : x
  2. Step 2: Convert to fraction form
    2,066,128.20/3,093,068.70 = 1,535,999.40/x
  3. Step 3: Cross multiply
    2,066,128.20x = 3,093,068.70 × 1,535,999.40
  4. Step 4: Simplify right side
    2,066,128.20x = 4,750,951,667,358.78
  5. Step 5: Solve for x
    x = 4,750,951,667,358.78/2,066,128.20
  6. Step 6: Final answer
    x = 2,299,446.70

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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.