Home / 2,311,466.40-3,465,817.20-1,191,722.40

Finding the Fourth Proportional to 2,311,466.40, 3,465,817.20 and 1,191,722.40

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Solution

The fourth proportional to 2,311,466.40, 3,465,817.20 and 1,191,722.40 is: 1,786,870.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,466.40 : 3,465,817.20 = 1,191,722.40 : x
  2. Step 2: Convert to fraction form
    2,311,466.40/3,465,817.20 = 1,191,722.40/x
  3. Step 3: Cross multiply
    2,311,466.40x = 3,465,817.20 × 1,191,722.40
  4. Step 4: Simplify right side
    2,311,466.40x = 4,130,291,991,545.28
  5. Step 5: Solve for x
    x = 4,130,291,991,545.28/2,311,466.40
  6. Step 6: Final answer
    x = 1,786,870.88

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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.