Home / 2,655,200.10-3,985,752.60-1,645,462.20

Finding the Fourth Proportional to 2,655,200.10, 3,985,752.60 and 1,645,462.20

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Solution

The fourth proportional to 2,655,200.10, 3,985,752.60 and 1,645,462.20 is: 2,470,022.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655,200.10 : 3,985,752.60 = 1,645,462.20 : x
  2. Step 2: Convert to fraction form
    2,655,200.10/3,985,752.60 = 1,645,462.20/x
  3. Step 3: Cross multiply
    2,655,200.10x = 3,985,752.60 × 1,645,462.20
  4. Step 4: Simplify right side
    2,655,200.10x = 6,558,405,241,851.72
  5. Step 5: Solve for x
    x = 6,558,405,241,851.72/2,655,200.10
  6. Step 6: Final answer
    x = 2,470,022.97

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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.