Home / 3,431,798.76-4,736,106.54-1,981,555.32

Finding the Fourth Proportional to 3,431,798.76, 4,736,106.54 and 1,981,555.32

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Solution

The fourth proportional to 3,431,798.76, 4,736,106.54 and 1,981,555.32 is: 2,734,675.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,798.76 : 4,736,106.54 = 1,981,555.32 : x
  2. Step 2: Convert to fraction form
    3,431,798.76/4,736,106.54 = 1,981,555.32/x
  3. Step 3: Cross multiply
    3,431,798.76x = 4,736,106.54 × 1,981,555.32
  4. Step 4: Simplify right side
    3,431,798.76x = 9,384,857,110,423.79
  5. Step 5: Solve for x
    x = 9,384,857,110,423.79/3,431,798.76
  6. Step 6: Final answer
    x = 2,734,675.83

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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.