Home / 1,091,926.12-1,637,497.50-418,196.84

Finding the Fourth Proportional to 1,091,926.12, 1,637,497.50 and 418,196.84

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Solution

The fourth proportional to 1,091,926.12, 1,637,497.50 and 418,196.84 is: 627,145.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,926.12 : 1,637,497.50 = 418,196.84 : x
  2. Step 2: Convert to fraction form
    1,091,926.12/1,637,497.50 = 418,196.84/x
  3. Step 3: Cross multiply
    1,091,926.12x = 1,637,497.50 × 418,196.84
  4. Step 4: Simplify right side
    1,091,926.12x = 684,796,280,007.90
  5. Step 5: Solve for x
    x = 684,796,280,007.90/1,091,926.12
  6. Step 6: Final answer
    x = 627,145.25

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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.