Home / 2,018,431.80-3,027,647.70-1,486,990.80

Finding the Fourth Proportional to 2,018,431.80, 3,027,647.70 and 1,486,990.80

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Solution

The fourth proportional to 2,018,431.80, 3,027,647.70 and 1,486,990.80 is: 2,230,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,431.80 : 3,027,647.70 = 1,486,990.80 : x
  2. Step 2: Convert to fraction form
    2,018,431.80/3,027,647.70 = 1,486,990.80/x
  3. Step 3: Cross multiply
    2,018,431.80x = 3,027,647.70 × 1,486,990.80
  4. Step 4: Simplify right side
    2,018,431.80x = 4,502,084,275,541.16
  5. Step 5: Solve for x
    x = 4,502,084,275,541.16/2,018,431.80
  6. Step 6: Final answer
    x = 2,230,486.20

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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.