Home / 2,079,558.40-3,119,337.60-1,953,587.20

Finding the Fourth Proportional to 2,079,558.40, 3,119,337.60 and 1,953,587.20

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Solution

The fourth proportional to 2,079,558.40, 3,119,337.60 and 1,953,587.20 is: 2,930,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,558.40 : 3,119,337.60 = 1,953,587.20 : x
  2. Step 2: Convert to fraction form
    2,079,558.40/3,119,337.60 = 1,953,587.20/x
  3. Step 3: Cross multiply
    2,079,558.40x = 3,119,337.60 × 1,953,587.20
  4. Step 4: Simplify right side
    2,079,558.40x = 6,093,898,007,838.72
  5. Step 5: Solve for x
    x = 6,093,898,007,838.72/2,079,558.40
  6. Step 6: Final answer
    x = 2,930,380.80

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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.