Home / 2,173,201.80-3,259,802.70-2,157,455.40

Finding the Fourth Proportional to 2,173,201.80, 3,259,802.70 and 2,157,455.40

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Solution

The fourth proportional to 2,173,201.80, 3,259,802.70 and 2,157,455.40 is: 3,236,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173,201.80 : 3,259,802.70 = 2,157,455.40 : x
  2. Step 2: Convert to fraction form
    2,173,201.80/3,259,802.70 = 2,157,455.40/x
  3. Step 3: Cross multiply
    2,173,201.80x = 3,259,802.70 × 2,157,455.40
  4. Step 4: Simplify right side
    2,173,201.80x = 7,032,878,938,049.58
  5. Step 5: Solve for x
    x = 7,032,878,938,049.58/2,173,201.80
  6. Step 6: Final answer
    x = 3,236,183.10

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1.5x scale

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.