Home / 1,111,692.31-1,667,130.01-382,008.60

Finding the Fourth Proportional to 1,111,692.31, 1,667,130.01 and 382,008.60

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Solution

The fourth proportional to 1,111,692.31, 1,667,130.01 and 382,008.60 is: 572,872.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,692.31 : 1,667,130.01 = 382,008.60 : x
  2. Step 2: Convert to fraction form
    1,111,692.31/1,667,130.01 = 382,008.60/x
  3. Step 3: Cross multiply
    1,111,692.31x = 1,667,130.01 × 382,008.60
  4. Step 4: Simplify right side
    1,111,692.31x = 636,858,001,138.09
  5. Step 5: Solve for x
    x = 636,858,001,138.09/1,111,692.31
  6. Step 6: Final answer
    x = 572,872.54

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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.