Home / 1,423,295.39-1,963,953.65-850,213.91

Finding the Fourth Proportional to 1,423,295.39, 1,963,953.65 and 850,213.91

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Solution

The fourth proportional to 1,423,295.39, 1,963,953.65 and 850,213.91 is: 1,173,179.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,295.39 : 1,963,953.65 = 850,213.91 : x
  2. Step 2: Convert to fraction form
    1,423,295.39/1,963,953.65 = 850,213.91/x
  3. Step 3: Cross multiply
    1,423,295.39x = 1,963,953.65 × 850,213.91
  4. Step 4: Simplify right side
    1,423,295.39x = 1,669,780,704,131.04
  5. Step 5: Solve for x
    x = 1,669,780,704,131.04/1,423,295.39
  6. Step 6: Final answer
    x = 1,173,179.31

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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.