Home / 1,853,178.55-2,557,692.48-1,271,924.18

Finding the Fourth Proportional to 1,853,178.55, 2,557,692.48 and 1,271,924.18

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Solution

The fourth proportional to 1,853,178.55, 2,557,692.48 and 1,271,924.18 is: 1,755,465.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,178.55 : 2,557,692.48 = 1,271,924.18 : x
  2. Step 2: Convert to fraction form
    1,853,178.55/2,557,692.48 = 1,271,924.18/x
  3. Step 3: Cross multiply
    1,853,178.55x = 2,557,692.48 × 1,271,924.18
  4. Step 4: Simplify right side
    1,853,178.55x = 3,253,190,910,316.17
  5. Step 5: Solve for x
    x = 3,253,190,910,316.17/1,853,178.55
  6. Step 6: Final answer
    x = 1,755,465.45

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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.