Home / 1,210,777-1,670,872.26-701,774.62

Finding the Fourth Proportional to 1,210,777, 1,670,872.26 and 701,774.62

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Solution

The fourth proportional to 1,210,777, 1,670,872.26 and 701,774.62 is: 968,448.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,777 : 1,670,872.26 = 701,774.62 : x
  2. Step 2: Convert to fraction form
    1,210,777/1,670,872.26 = 701,774.62/x
  3. Step 3: Cross multiply
    1,210,777x = 1,670,872.26 × 701,774.62
  4. Step 4: Simplify right side
    1,210,777x = 1,172,575,745,330.04
  5. Step 5: Solve for x
    x = 1,172,575,745,330.04/1,210,777
  6. Step 6: Final answer
    x = 968,448.98

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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.