Home / 2,147,210.60-3,218,051.10-1,646,090.60

Finding the Fourth Proportional to 2,147,210.60, 3,218,051.10 and 1,646,090.60

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Solution

The fourth proportional to 2,147,210.60, 3,218,051.10 and 1,646,090.60 is: 2,467,016.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,210.60 : 3,218,051.10 = 1,646,090.60 : x
  2. Step 2: Convert to fraction form
    2,147,210.60/3,218,051.10 = 1,646,090.60/x
  3. Step 3: Cross multiply
    2,147,210.60x = 3,218,051.10 × 1,646,090.60
  4. Step 4: Simplify right side
    2,147,210.60x = 5,297,203,666,029.66
  5. Step 5: Solve for x
    x = 5,297,203,666,029.66/2,147,210.60
  6. Step 6: Final answer
    x = 2,467,016.35

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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.