Home / 1,184,028.20-1,776,042.30-808,015.40

Finding the Fourth Proportional to 1,184,028.20, 1,776,042.30 and 808,015.40

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Solution

The fourth proportional to 1,184,028.20, 1,776,042.30 and 808,015.40 is: 1,212,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,028.20 : 1,776,042.30 = 808,015.40 : x
  2. Step 2: Convert to fraction form
    1,184,028.20/1,776,042.30 = 808,015.40/x
  3. Step 3: Cross multiply
    1,184,028.20x = 1,776,042.30 × 808,015.40
  4. Step 4: Simplify right side
    1,184,028.20x = 1,435,069,529,451.42
  5. Step 5: Solve for x
    x = 1,435,069,529,451.42/1,184,028.20
  6. Step 6: Final answer
    x = 1,212,023.10

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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.