Home / 1,376,070.94-1,899,041.04-764,226.55

Finding the Fourth Proportional to 1,376,070.94, 1,899,041.04 and 764,226.55

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Solution

The fourth proportional to 1,376,070.94, 1,899,041.04 and 764,226.55 is: 1,054,667.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,070.94 : 1,899,041.04 = 764,226.55 : x
  2. Step 2: Convert to fraction form
    1,376,070.94/1,899,041.04 = 764,226.55/x
  3. Step 3: Cross multiply
    1,376,070.94x = 1,899,041.04 × 764,226.55
  4. Step 4: Simplify right side
    1,376,070.94x = 1,451,297,582,307.61
  5. Step 5: Solve for x
    x = 1,451,297,582,307.61/1,376,070.94
  6. Step 6: Final answer
    x = 1,054,667.71

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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.