Home / 1,423,558.62-1,964,505.58-770,182.55

Finding the Fourth Proportional to 1,423,558.62, 1,964,505.58 and 770,182.55

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Solution

The fourth proportional to 1,423,558.62, 1,964,505.58 and 770,182.55 is: 1,062,849.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,558.62 : 1,964,505.58 = 770,182.55 : x
  2. Step 2: Convert to fraction form
    1,423,558.62/1,964,505.58 = 770,182.55/x
  3. Step 3: Cross multiply
    1,423,558.62x = 1,964,505.58 × 770,182.55
  4. Step 4: Simplify right side
    1,423,558.62x = 1,513,027,917,093.63
  5. Step 5: Solve for x
    x = 1,513,027,917,093.63/1,423,558.62
  6. Step 6: Final answer
    x = 1,062,849.04

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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.