Home / 1,623,855.48-2,240,904.06-898,704.60

Finding the Fourth Proportional to 1,623,855.48, 2,240,904.06 and 898,704.60

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Solution

The fourth proportional to 1,623,855.48, 2,240,904.06 and 898,704.60 is: 1,240,203.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,855.48 : 2,240,904.06 = 898,704.60 : x
  2. Step 2: Convert to fraction form
    1,623,855.48/2,240,904.06 = 898,704.60/x
  3. Step 3: Cross multiply
    1,623,855.48x = 2,240,904.06 × 898,704.60
  4. Step 4: Simplify right side
    1,623,855.48x = 2,013,910,786,880.68
  5. Step 5: Solve for x
    x = 2,013,910,786,880.68/1,623,855.48
  6. Step 6: Final answer
    x = 1,240,203.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.