Home / 1,820,120.40-2,730,180.60-1,465,826.40

Finding the Fourth Proportional to 1,820,120.40, 2,730,180.60 and 1,465,826.40

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Solution

The fourth proportional to 1,820,120.40, 2,730,180.60 and 1,465,826.40 is: 2,198,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,120.40 : 2,730,180.60 = 1,465,826.40 : x
  2. Step 2: Convert to fraction form
    1,820,120.40/2,730,180.60 = 1,465,826.40/x
  3. Step 3: Cross multiply
    1,820,120.40x = 2,730,180.60 × 1,465,826.40
  4. Step 4: Simplify right side
    1,820,120.40x = 4,001,970,800,247.84
  5. Step 5: Solve for x
    x = 4,001,970,800,247.84/1,820,120.40
  6. Step 6: Final answer
    x = 2,198,739.60

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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.