Home / 1,255,920.84-1,733,118.42-712,093.38

Finding the Fourth Proportional to 1,255,920.84, 1,733,118.42 and 712,093.38

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Solution

The fourth proportional to 1,255,920.84, 1,733,118.42 and 712,093.38 is: 982,659.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,920.84 : 1,733,118.42 = 712,093.38 : x
  2. Step 2: Convert to fraction form
    1,255,920.84/1,733,118.42 = 712,093.38/x
  3. Step 3: Cross multiply
    1,255,920.84x = 1,733,118.42 × 712,093.38
  4. Step 4: Simplify right side
    1,255,920.84x = 1,234,142,153,638.06
  5. Step 5: Solve for x
    x = 1,234,142,153,638.06/1,255,920.84
  6. Step 6: Final answer
    x = 982,659.19

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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.