Home / 1,956,561.40-2,934,842.10-1,685,956.60

Finding the Fourth Proportional to 1,956,561.40, 2,934,842.10 and 1,685,956.60

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Solution

The fourth proportional to 1,956,561.40, 2,934,842.10 and 1,685,956.60 is: 2,528,934.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956,561.40 : 2,934,842.10 = 1,685,956.60 : x
  2. Step 2: Convert to fraction form
    1,956,561.40/2,934,842.10 = 1,685,956.60/x
  3. Step 3: Cross multiply
    1,956,561.40x = 2,934,842.10 × 1,685,956.60
  4. Step 4: Simplify right side
    1,956,561.40x = 4,948,016,408,452.86
  5. Step 5: Solve for x
    x = 4,948,016,408,452.86/1,956,561.40
  6. Step 6: Final answer
    x = 2,528,934.90

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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.