Home / 1,350,018.40-2,025,051.60-403,400.80

Finding the Fourth Proportional to 1,350,018.40, 2,025,051.60 and 403,400.80

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Solution

The fourth proportional to 1,350,018.40, 2,025,051.60 and 403,400.80 is: 605,108.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,018.40 : 2,025,051.60 = 403,400.80 : x
  2. Step 2: Convert to fraction form
    1,350,018.40/2,025,051.60 = 403,400.80/x
  3. Step 3: Cross multiply
    1,350,018.40x = 2,025,051.60 × 403,400.80
  4. Step 4: Simplify right side
    1,350,018.40x = 816,907,435,481.28
  5. Step 5: Solve for x
    x = 816,907,435,481.28/1,350,018.40
  6. Step 6: Final answer
    x = 605,108.37

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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.