Home / 1,095,905.70-1,512,367.00-612,502.16

Finding the Fourth Proportional to 1,095,905.70, 1,512,367.00 and 612,502.16

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Solution

The fourth proportional to 1,095,905.70, 1,512,367.00 and 612,502.16 is: 845,262.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,905.70 : 1,512,367.00 = 612,502.16 : x
  2. Step 2: Convert to fraction form
    1,095,905.70/1,512,367.00 = 612,502.16/x
  3. Step 3: Cross multiply
    1,095,905.70x = 1,512,367.00 × 612,502.16
  4. Step 4: Simplify right side
    1,095,905.70x = 926,328,045,119.63
  5. Step 5: Solve for x
    x = 926,328,045,119.63/1,095,905.70
  6. Step 6: Final answer
    x = 845,262.55

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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.