Home / 2,014,907.10-3,020,611.05-1,215,339.90

Finding the Fourth Proportional to 2,014,907.10, 3,020,611.05 and 1,215,339.90

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Solution

The fourth proportional to 2,014,907.10, 3,020,611.05 and 1,215,339.90 is: 1,821,954.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014,907.10 : 3,020,611.05 = 1,215,339.90 : x
  2. Step 2: Convert to fraction form
    2,014,907.10/3,020,611.05 = 1,215,339.90/x
  3. Step 3: Cross multiply
    2,014,907.10x = 3,020,611.05 × 1,215,339.90
  4. Step 4: Simplify right side
    2,014,907.10x = 3,671,069,131,445.89
  5. Step 5: Solve for x
    x = 3,671,069,131,445.89/2,014,907.10
  6. Step 6: Final answer
    x = 1,821,954.54

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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.