Home / 2,146,913.52-2,962,771.08-1,180,133.20

Finding the Fourth Proportional to 2,146,913.52, 2,962,771.08 and 1,180,133.20

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Solution

The fourth proportional to 2,146,913.52, 2,962,771.08 and 1,180,133.20 is: 1,628,600.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,913.52 : 2,962,771.08 = 1,180,133.20 : x
  2. Step 2: Convert to fraction form
    2,146,913.52/2,962,771.08 = 1,180,133.20/x
  3. Step 3: Cross multiply
    2,146,913.52x = 2,962,771.08 × 1,180,133.20
  4. Step 4: Simplify right side
    2,146,913.52x = 3,496,464,515,507.86
  5. Step 5: Solve for x
    x = 3,496,464,515,507.86/2,146,913.52
  6. Step 6: Final answer
    x = 1,628,600.54

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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.