Home / 1,784,942.88-2,462,308.56-1,139,684.64

Finding the Fourth Proportional to 1,784,942.88, 2,462,308.56 and 1,139,684.64

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Solution

The fourth proportional to 1,784,942.88, 2,462,308.56 and 1,139,684.64 is: 1,572,182.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,942.88 : 2,462,308.56 = 1,139,684.64 : x
  2. Step 2: Convert to fraction form
    1,784,942.88/2,462,308.56 = 1,139,684.64/x
  3. Step 3: Cross multiply
    1,784,942.88x = 2,462,308.56 × 1,139,684.64
  4. Step 4: Simplify right side
    1,784,942.88x = 2,806,255,244,772.52
  5. Step 5: Solve for x
    x = 2,806,255,244,772.52/1,784,942.88
  6. Step 6: Final answer
    x = 1,572,182.10

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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.