Home / 1,112,653.07-1,535,525.59-622,618.31

Finding the Fourth Proportional to 1,112,653.07, 1,535,525.59 and 622,618.31

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Solution

The fourth proportional to 1,112,653.07, 1,535,525.59 and 622,618.31 is: 859,249.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,653.07 : 1,535,525.59 = 622,618.31 : x
  2. Step 2: Convert to fraction form
    1,112,653.07/1,535,525.59 = 622,618.31/x
  3. Step 3: Cross multiply
    1,112,653.07x = 1,535,525.59 × 622,618.31
  4. Step 4: Simplify right side
    1,112,653.07x = 956,046,346,938.57
  5. Step 5: Solve for x
    x = 956,046,346,938.57/1,112,653.07
  6. Step 6: Final answer
    x = 859,249.28

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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.