Home / 1,325,692.22-1,988,666.82-526,794.80

Finding the Fourth Proportional to 1,325,692.22, 1,988,666.82 and 526,794.80

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Solution

The fourth proportional to 1,325,692.22, 1,988,666.82 and 526,794.80 is: 790,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,692.22 : 1,988,666.82 = 526,794.80 : x
  2. Step 2: Convert to fraction form
    1,325,692.22/1,988,666.82 = 526,794.80/x
  3. Step 3: Cross multiply
    1,325,692.22x = 1,988,666.82 × 526,794.80
  4. Step 4: Simplify right side
    1,325,692.22x = 1,047,619,329,765.20
  5. Step 5: Solve for x
    x = 1,047,619,329,765.20/1,325,692.22
  6. Step 6: Final answer
    x = 790,243.25

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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.