Home / 2,135,998.80-3,205,812.60-874,731.60

Finding the Fourth Proportional to 2,135,998.80, 3,205,812.60 and 874,731.60

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Solution

The fourth proportional to 2,135,998.80, 3,205,812.60 and 874,731.60 is: 1,312,840.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,998.80 : 3,205,812.60 = 874,731.60 : x
  2. Step 2: Convert to fraction form
    2,135,998.80/3,205,812.60 = 874,731.60/x
  3. Step 3: Cross multiply
    2,135,998.80x = 3,205,812.60 × 874,731.60
  4. Step 4: Simplify right side
    2,135,998.80x = 2,804,225,584,898.16
  5. Step 5: Solve for x
    x = 2,804,225,584,898.16/2,135,998.80
  6. Step 6: Final answer
    x = 1,312,840.43

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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.