Home / 2,016,985.40-2,783,439.86-1,111,567.40

Finding the Fourth Proportional to 2,016,985.40, 2,783,439.86 and 1,111,567.40

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Solution

The fourth proportional to 2,016,985.40, 2,783,439.86 and 1,111,567.40 is: 1,533,963.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,985.40 : 2,783,439.86 = 1,111,567.40 : x
  2. Step 2: Convert to fraction form
    2,016,985.40/2,783,439.86 = 1,111,567.40/x
  3. Step 3: Cross multiply
    2,016,985.40x = 2,783,439.86 × 1,111,567.40
  4. Step 4: Simplify right side
    2,016,985.40x = 3,093,981,008,236.56
  5. Step 5: Solve for x
    x = 3,093,981,008,236.56/2,016,985.40
  6. Step 6: Final answer
    x = 1,533,963.02

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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.