Home / 1,416,256.11-1,954,433.72-771,676.31

Finding the Fourth Proportional to 1,416,256.11, 1,954,433.72 and 771,676.31

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Solution

The fourth proportional to 1,416,256.11, 1,954,433.72 and 771,676.31 is: 1,064,913.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,256.11 : 1,954,433.72 = 771,676.31 : x
  2. Step 2: Convert to fraction form
    1,416,256.11/1,954,433.72 = 771,676.31/x
  3. Step 3: Cross multiply
    1,416,256.11x = 1,954,433.72 × 771,676.31
  4. Step 4: Simplify right side
    1,416,256.11x = 1,508,190,187,558.62
  5. Step 5: Solve for x
    x = 1,508,190,187,558.62/1,416,256.11
  6. Step 6: Final answer
    x = 1,064,913.46

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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.