Home / 1,303,015.78-1,798,228.14-751,526.39

Finding the Fourth Proportional to 1,303,015.78, 1,798,228.14 and 751,526.39

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Solution

The fourth proportional to 1,303,015.78, 1,798,228.14 and 751,526.39 is: 1,037,144.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,015.78 : 1,798,228.14 = 751,526.39 : x
  2. Step 2: Convert to fraction form
    1,303,015.78/1,798,228.14 = 751,526.39/x
  3. Step 3: Cross multiply
    1,303,015.78x = 1,798,228.14 × 751,526.39
  4. Step 4: Simplify right side
    1,303,015.78x = 1,351,415,902,450.61
  5. Step 5: Solve for x
    x = 1,351,415,902,450.61/1,303,015.78
  6. Step 6: Final answer
    x = 1,037,144.69

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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.