Home / 3,890,582.48-5,823,915.09-3,316,626.20

Finding the Fourth Proportional to 3,890,582.48, 5,823,915.09 and 3,316,626.20

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Solution

The fourth proportional to 3,890,582.48, 5,823,915.09 and 3,316,626.20 is: 4,964,744.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,582.48 : 5,823,915.09 = 3,316,626.20 : x
  2. Step 2: Convert to fraction form
    3,890,582.48/5,823,915.09 = 3,316,626.20/x
  3. Step 3: Cross multiply
    3,890,582.48x = 5,823,915.09 × 3,316,626.20
  4. Step 4: Simplify right side
    3,890,582.48x = 19,315,749,376,191.80
  5. Step 5: Solve for x
    x = 19,315,749,376,191.80/3,890,582.48
  6. Step 6: Final answer
    x = 4,964,744.86

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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.