Home / 1,260,745.50-1,739,828.79-808,036.50

Finding the Fourth Proportional to 1,260,745.50, 1,739,828.79 and 808,036.50

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Solution

The fourth proportional to 1,260,745.50, 1,739,828.79 and 808,036.50 is: 1,115,090.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,745.50 : 1,739,828.79 = 808,036.50 : x
  2. Step 2: Convert to fraction form
    1,260,745.50/1,739,828.79 = 808,036.50/x
  3. Step 3: Cross multiply
    1,260,745.50x = 1,739,828.79 × 808,036.50
  4. Step 4: Simplify right side
    1,260,745.50x = 1,405,845,166,070.84
  5. Step 5: Solve for x
    x = 1,405,845,166,070.84/1,260,745.50
  6. Step 6: Final answer
    x = 1,115,090.37

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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.