Home / 1,936,412.40-2,905,007.40-1,623,039.60

Finding the Fourth Proportional to 1,936,412.40, 2,905,007.40 and 1,623,039.60

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Solution

The fourth proportional to 1,936,412.40, 2,905,007.40 and 1,623,039.60 is: 2,434,885.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,412.40 : 2,905,007.40 = 1,623,039.60 : x
  2. Step 2: Convert to fraction form
    1,936,412.40/2,905,007.40 = 1,623,039.60/x
  3. Step 3: Cross multiply
    1,936,412.40x = 2,905,007.40 × 1,623,039.60
  4. Step 4: Simplify right side
    1,936,412.40x = 4,714,942,048,493.04
  5. Step 5: Solve for x
    x = 4,714,942,048,493.04/1,936,412.40
  6. Step 6: Final answer
    x = 2,434,885.28

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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.