Home / 1,236,628.70-1,854,943.05-1,026,676.70

Finding the Fourth Proportional to 1,236,628.70, 1,854,943.05 and 1,026,676.70

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Solution

The fourth proportional to 1,236,628.70, 1,854,943.05 and 1,026,676.70 is: 1,540,015.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,628.70 : 1,854,943.05 = 1,026,676.70 : x
  2. Step 2: Convert to fraction form
    1,236,628.70/1,854,943.05 = 1,026,676.70/x
  3. Step 3: Cross multiply
    1,236,628.70x = 1,854,943.05 × 1,026,676.70
  4. Step 4: Simplify right side
    1,236,628.70x = 1,904,426,809,261.94
  5. Step 5: Solve for x
    x = 1,904,426,809,261.94/1,236,628.70
  6. Step 6: Final answer
    x = 1,540,015.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.