Home / 1,303,013.78-1,798,225.38-751,524.39

Finding the Fourth Proportional to 1,303,013.78, 1,798,225.38 and 751,524.39

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Solution

The fourth proportional to 1,303,013.78, 1,798,225.38 and 751,524.39 is: 1,037,141.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,013.78 : 1,798,225.38 = 751,524.39 : x
  2. Step 2: Convert to fraction form
    1,303,013.78/1,798,225.38 = 751,524.39/x
  3. Step 3: Cross multiply
    1,303,013.78x = 1,798,225.38 × 751,524.39
  4. Step 4: Simplify right side
    1,303,013.78x = 1,351,410,231,787.02
  5. Step 5: Solve for x
    x = 1,351,410,231,787.02/1,303,013.78
  6. Step 6: Final answer
    x = 1,037,141.93

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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.