Home / 1,785,623.91-2,464,168.04-969,841.21

Finding the Fourth Proportional to 1,785,623.91, 2,464,168.04 and 969,841.21

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Solution

The fourth proportional to 1,785,623.91, 2,464,168.04 and 969,841.21 is: 1,338,384.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,623.91 : 2,464,168.04 = 969,841.21 : x
  2. Step 2: Convert to fraction form
    1,785,623.91/2,464,168.04 = 969,841.21/x
  3. Step 3: Cross multiply
    1,785,623.91x = 2,464,168.04 × 969,841.21
  4. Step 4: Simplify right side
    1,785,623.91x = 2,389,851,715,633.55
  5. Step 5: Solve for x
    x = 2,389,851,715,633.55/1,785,623.91
  6. Step 6: Final answer
    x = 1,338,384.69

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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.