Home / 1,260,676.83-1,739,816.24-716,863.22

Finding the Fourth Proportional to 1,260,676.83, 1,739,816.24 and 716,863.22

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Solution

The fourth proportional to 1,260,676.83, 1,739,816.24 and 716,863.22 is: 989,317.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,676.83 : 1,739,816.24 = 716,863.22 : x
  2. Step 2: Convert to fraction form
    1,260,676.83/1,739,816.24 = 716,863.22/x
  3. Step 3: Cross multiply
    1,260,676.83x = 1,739,816.24 × 716,863.22
  4. Step 4: Simplify right side
    1,260,676.83x = 1,247,210,259,731.30
  5. Step 5: Solve for x
    x = 1,247,210,259,731.30/1,260,676.83
  6. Step 6: Final answer
    x = 989,317.98

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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.