Home / 1,267,803.42-1,749,489.40-694,802.94

Finding the Fourth Proportional to 1,267,803.42, 1,749,489.40 and 694,802.94

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Solution

The fourth proportional to 1,267,803.42, 1,749,489.40 and 694,802.94 is: 958,784.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,803.42 : 1,749,489.40 = 694,802.94 : x
  2. Step 2: Convert to fraction form
    1,267,803.42/1,749,489.40 = 694,802.94/x
  3. Step 3: Cross multiply
    1,267,803.42x = 1,749,489.40 × 694,802.94
  4. Step 4: Simplify right side
    1,267,803.42x = 1,215,550,378,618.84
  5. Step 5: Solve for x
    x = 1,215,550,378,618.84/1,267,803.42
  6. Step 6: Final answer
    x = 958,784.59

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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.