Home / 2,683,321.40-4,029,647.70-1,423,609.40

Finding the Fourth Proportional to 2,683,321.40, 4,029,647.70 and 1,423,609.40

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Solution

The fourth proportional to 2,683,321.40, 4,029,647.70 and 1,423,609.40 is: 2,137,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683,321.40 : 4,029,647.70 = 1,423,609.40 : x
  2. Step 2: Convert to fraction form
    2,683,321.40/4,029,647.70 = 1,423,609.40/x
  3. Step 3: Cross multiply
    2,683,321.40x = 4,029,647.70 × 1,423,609.40
  4. Step 4: Simplify right side
    2,683,321.40x = 5,736,644,344,408.38
  5. Step 5: Solve for x
    x = 5,736,644,344,408.38/2,683,321.40
  6. Step 6: Final answer
    x = 2,137,889.39

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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.