Home / 2,958,689.80-4,438,034.70-1,683,231.40

Finding the Fourth Proportional to 2,958,689.80, 4,438,034.70 and 1,683,231.40

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Solution

The fourth proportional to 2,958,689.80, 4,438,034.70 and 1,683,231.40 is: 2,524,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958,689.80 : 4,438,034.70 = 1,683,231.40 : x
  2. Step 2: Convert to fraction form
    2,958,689.80/4,438,034.70 = 1,683,231.40/x
  3. Step 3: Cross multiply
    2,958,689.80x = 4,438,034.70 × 1,683,231.40
  4. Step 4: Simplify right side
    2,958,689.80x = 7,470,239,361,329.58
  5. Step 5: Solve for x
    x = 7,470,239,361,329.58/2,958,689.80
  6. Step 6: Final answer
    x = 2,524,847.10

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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.