Home / 1,112,405.58-1,535,121.45-603,109.26

Finding the Fourth Proportional to 1,112,405.58, 1,535,121.45 and 603,109.26

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Solution

The fourth proportional to 1,112,405.58, 1,535,121.45 and 603,109.26 is: 832,291.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,405.58 : 1,535,121.45 = 603,109.26 : x
  2. Step 2: Convert to fraction form
    1,112,405.58/1,535,121.45 = 603,109.26/x
  3. Step 3: Cross multiply
    1,112,405.58x = 1,535,121.45 × 603,109.26
  4. Step 4: Simplify right side
    1,112,405.58x = 925,845,961,719.63
  5. Step 5: Solve for x
    x = 925,845,961,719.63/1,112,405.58
  6. Step 6: Final answer
    x = 832,291.73

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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.