Home / 1,535,998.40-2,303,997.60-414,180.80

Finding the Fourth Proportional to 1,535,998.40, 2,303,997.60 and 414,180.80

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Solution

The fourth proportional to 1,535,998.40, 2,303,997.60 and 414,180.80 is: 621,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,998.40 : 2,303,997.60 = 414,180.80 : x
  2. Step 2: Convert to fraction form
    1,535,998.40/2,303,997.60 = 414,180.80/x
  3. Step 3: Cross multiply
    1,535,998.40x = 2,303,997.60 × 414,180.80
  4. Step 4: Simplify right side
    1,535,998.40x = 954,271,569,166.08
  5. Step 5: Solve for x
    x = 954,271,569,166.08/1,535,998.40
  6. Step 6: Final answer
    x = 621,271.20

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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.