Home / 1,465,840.80-2,198,703.16-612,692.10

Finding the Fourth Proportional to 1,465,840.80, 2,198,703.16 and 612,692.10

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Solution

The fourth proportional to 1,465,840.80, 2,198,703.16 and 612,692.10 is: 919,013.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,840.80 : 2,198,703.16 = 612,692.10 : x
  2. Step 2: Convert to fraction form
    1,465,840.80/2,198,703.16 = 612,692.10/x
  3. Step 3: Cross multiply
    1,465,840.80x = 2,198,703.16 × 612,692.10
  4. Step 4: Simplify right side
    1,465,840.80x = 1,347,128,056,377.04
  5. Step 5: Solve for x
    x = 1,347,128,056,377.04/1,465,840.80
  6. Step 6: Final answer
    x = 919,013.89

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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.