Home / 2,698,632.38-4,046,465.93-1,329,393.21

Finding the Fourth Proportional to 2,698,632.38, 4,046,465.93 and 1,329,393.21

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Solution

The fourth proportional to 2,698,632.38, 4,046,465.93 and 1,329,393.21 is: 1,993,359.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698,632.38 : 4,046,465.93 = 1,329,393.21 : x
  2. Step 2: Convert to fraction form
    2,698,632.38/4,046,465.93 = 1,329,393.21/x
  3. Step 3: Cross multiply
    2,698,632.38x = 4,046,465.93 × 1,329,393.21
  4. Step 4: Simplify right side
    2,698,632.38x = 5,379,344,325,191.37
  5. Step 5: Solve for x
    x = 5,379,344,325,191.37/2,698,632.38
  6. Step 6: Final answer
    x = 1,993,359.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.