Home / 1,369,246.78-2,051,434.40-1,167,520.64

Finding the Fourth Proportional to 1,369,246.78, 2,051,434.40 and 1,167,520.64

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Solution

The fourth proportional to 1,369,246.78, 2,051,434.40 and 1,167,520.64 is: 1,749,204.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,246.78 : 2,051,434.40 = 1,167,520.64 : x
  2. Step 2: Convert to fraction form
    1,369,246.78/2,051,434.40 = 1,167,520.64/x
  3. Step 3: Cross multiply
    1,369,246.78x = 2,051,434.40 × 1,167,520.64
  4. Step 4: Simplify right side
    1,369,246.78x = 2,395,091,994,078.54
  5. Step 5: Solve for x
    x = 2,395,091,994,078.54/1,369,246.78
  6. Step 6: Final answer
    x = 1,749,204.03

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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.