Home / 3,271,641.48-4,515,014.25-1,821,429.05

Finding the Fourth Proportional to 3,271,641.48, 4,515,014.25 and 1,821,429.05

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Solution

The fourth proportional to 3,271,641.48, 4,515,014.25 and 1,821,429.05 is: 2,513,655.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,641.48 : 4,515,014.25 = 1,821,429.05 : x
  2. Step 2: Convert to fraction form
    3,271,641.48/4,515,014.25 = 1,821,429.05/x
  3. Step 3: Cross multiply
    3,271,641.48x = 4,515,014.25 × 1,821,429.05
  4. Step 4: Simplify right side
    3,271,641.48x = 8,223,778,093,538.89
  5. Step 5: Solve for x
    x = 8,223,778,093,538.89/3,271,641.48
  6. Step 6: Final answer
    x = 2,513,655.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.