Home / 3,280,693.80-4,921,040.70-2,014,415.40

Finding the Fourth Proportional to 3,280,693.80, 4,921,040.70 and 2,014,415.40

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Solution

The fourth proportional to 3,280,693.80, 4,921,040.70 and 2,014,415.40 is: 3,021,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,693.80 : 4,921,040.70 = 2,014,415.40 : x
  2. Step 2: Convert to fraction form
    3,280,693.80/4,921,040.70 = 2,014,415.40/x
  3. Step 3: Cross multiply
    3,280,693.80x = 4,921,040.70 × 2,014,415.40
  4. Step 4: Simplify right side
    3,280,693.80x = 9,913,020,170,106.78
  5. Step 5: Solve for x
    x = 9,913,020,170,106.78/3,280,693.80
  6. Step 6: Final answer
    x = 3,021,623.10

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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.