Home / 1,361,214.83-2,036,692.01-812,076.46

Finding the Fourth Proportional to 1,361,214.83, 2,036,692.01 and 812,076.46

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Solution

The fourth proportional to 1,361,214.83, 2,036,692.01 and 812,076.46 is: 1,215,054.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,214.83 : 2,036,692.01 = 812,076.46 : x
  2. Step 2: Convert to fraction form
    1,361,214.83/2,036,692.01 = 812,076.46/x
  3. Step 3: Cross multiply
    1,361,214.83x = 2,036,692.01 × 812,076.46
  4. Step 4: Simplify right side
    1,361,214.83x = 1,653,949,634,529.55
  5. Step 5: Solve for x
    x = 1,653,949,634,529.55/1,361,214.83
  6. Step 6: Final answer
    x = 1,215,054.08

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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.