Home / 1,093,213.08-1,508,636.34-609,765.78

Finding the Fourth Proportional to 1,093,213.08, 1,508,636.34 and 609,765.78

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Solution

The fourth proportional to 1,093,213.08, 1,508,636.34 and 609,765.78 is: 841,478.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,213.08 : 1,508,636.34 = 609,765.78 : x
  2. Step 2: Convert to fraction form
    1,093,213.08/1,508,636.34 = 609,765.78/x
  3. Step 3: Cross multiply
    1,093,213.08x = 1,508,636.34 × 609,765.78
  4. Step 4: Simplify right side
    1,093,213.08x = 919,914,814,596.45
  5. Step 5: Solve for x
    x = 919,914,814,596.45/1,093,213.08
  6. Step 6: Final answer
    x = 841,478.05

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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.