Home / 1,422,303.96-1,962,800.46-963,558.84

Finding the Fourth Proportional to 1,422,303.96, 1,962,800.46 and 963,558.84

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Solution

The fourth proportional to 1,422,303.96, 1,962,800.46 and 963,558.84 is: 1,329,725.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,303.96 : 1,962,800.46 = 963,558.84 : x
  2. Step 2: Convert to fraction form
    1,422,303.96/1,962,800.46 = 963,558.84/x
  3. Step 3: Cross multiply
    1,422,303.96x = 1,962,800.46 × 963,558.84
  4. Step 4: Simplify right side
    1,422,303.96x = 1,891,273,734,389.07
  5. Step 5: Solve for x
    x = 1,891,273,734,389.07/1,422,303.96
  6. Step 6: Final answer
    x = 1,329,725.42

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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.