Home / 1,132,137-1,562,349.06-622,828.44

Finding the Fourth Proportional to 1,132,137, 1,562,349.06 and 622,828.44

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Solution

The fourth proportional to 1,132,137, 1,562,349.06 and 622,828.44 is: 859,503.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,137 : 1,562,349.06 = 622,828.44 : x
  2. Step 2: Convert to fraction form
    1,132,137/1,562,349.06 = 622,828.44/x
  3. Step 3: Cross multiply
    1,132,137x = 1,562,349.06 × 622,828.44
  4. Step 4: Simplify right side
    1,132,137x = 973,075,427,775.27
  5. Step 5: Solve for x
    x = 973,075,427,775.27/1,132,137
  6. Step 6: Final answer
    x = 859,503.25

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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.