Home / 2,339,351.40-3,228,584.58-1,421,730

Finding the Fourth Proportional to 2,339,351.40, 3,228,584.58 and 1,421,730

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Solution

The fourth proportional to 2,339,351.40, 3,228,584.58 and 1,421,730 is: 1,962,157.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339,351.40 : 3,228,584.58 = 1,421,730 : x
  2. Step 2: Convert to fraction form
    2,339,351.40/3,228,584.58 = 1,421,730/x
  3. Step 3: Cross multiply
    2,339,351.40x = 3,228,584.58 × 1,421,730
  4. Step 4: Simplify right side
    2,339,351.40x = 4,590,175,554,923.40
  5. Step 5: Solve for x
    x = 4,590,175,554,923.40/2,339,351.40
  6. Step 6: Final answer
    x = 1,962,157.35

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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.