Home / 2,010,915.10-3,014,623.05-1,211,347.90

Finding the Fourth Proportional to 2,010,915.10, 3,014,623.05 and 1,211,347.90

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Solution

The fourth proportional to 2,010,915.10, 3,014,623.05 and 1,211,347.90 is: 1,815,967.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010,915.10 : 3,014,623.05 = 1,211,347.90 : x
  2. Step 2: Convert to fraction form
    2,010,915.10/3,014,623.05 = 1,211,347.90/x
  3. Step 3: Cross multiply
    2,010,915.10x = 3,014,623.05 × 1,211,347.90
  4. Step 4: Simplify right side
    2,010,915.10x = 3,651,757,300,909.10
  5. Step 5: Solve for x
    x = 3,651,757,300,909.10/2,010,915.10
  6. Step 6: Final answer
    x = 1,815,967.91

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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.