Home / 1,210,739.34-1,670,820.21-701,736.96

Finding the Fourth Proportional to 1,210,739.34, 1,670,820.21 and 701,736.96

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Solution

The fourth proportional to 1,210,739.34, 1,670,820.21 and 701,736.96 is: 968,396.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,739.34 : 1,670,820.21 = 701,736.96 : x
  2. Step 2: Convert to fraction form
    1,210,739.34/1,670,820.21 = 701,736.96/x
  3. Step 3: Cross multiply
    1,210,739.34x = 1,670,820.21 × 701,736.96
  4. Step 4: Simplify right side
    1,210,739.34x = 1,172,476,294,871.96
  5. Step 5: Solve for x
    x = 1,172,476,294,871.96/1,210,739.34
  6. Step 6: Final answer
    x = 968,396.96

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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.