Home / 1,858,664.36-2,788,027.32-510,818.70

Finding the Fourth Proportional to 1,858,664.36, 2,788,027.32 and 510,818.70

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Solution

The fourth proportional to 1,858,664.36, 2,788,027.32 and 510,818.70 is: 766,236.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,664.36 : 2,788,027.32 = 510,818.70 : x
  2. Step 2: Convert to fraction form
    1,858,664.36/2,788,027.32 = 510,818.70/x
  3. Step 3: Cross multiply
    1,858,664.36x = 2,788,027.32 × 510,818.70
  4. Step 4: Simplify right side
    1,858,664.36x = 1,424,176,491,166.88
  5. Step 5: Solve for x
    x = 1,424,176,491,166.88/1,858,664.36
  6. Step 6: Final answer
    x = 766,236.51

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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.