Home / 1,333,461.90-1,997,240.40-1,097,265.90

Finding the Fourth Proportional to 1,333,461.90, 1,997,240.40 and 1,097,265.90

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Solution

The fourth proportional to 1,333,461.90, 1,997,240.40 and 1,097,265.90 is: 1,643,469.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,461.90 : 1,997,240.40 = 1,097,265.90 : x
  2. Step 2: Convert to fraction form
    1,333,461.90/1,997,240.40 = 1,097,265.90/x
  3. Step 3: Cross multiply
    1,333,461.90x = 1,997,240.40 × 1,097,265.90
  4. Step 4: Simplify right side
    1,333,461.90x = 2,191,503,785,022.36
  5. Step 5: Solve for x
    x = 2,191,503,785,022.36/1,333,461.90
  6. Step 6: Final answer
    x = 1,643,469.37

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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.