Home / 1,203,547.14-1,661,065.16-744,809.46

Finding the Fourth Proportional to 1,203,547.14, 1,661,065.16 and 744,809.46

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Solution

The fourth proportional to 1,203,547.14, 1,661,065.16 and 744,809.46 is: 1,027,942.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,547.14 : 1,661,065.16 = 744,809.46 : x
  2. Step 2: Convert to fraction form
    1,203,547.14/1,661,065.16 = 744,809.46/x
  3. Step 3: Cross multiply
    1,203,547.14x = 1,661,065.16 × 744,809.46
  4. Step 4: Simplify right side
    1,203,547.14x = 1,237,177,041,120.37
  5. Step 5: Solve for x
    x = 1,237,177,041,120.37/1,203,547.14
  6. Step 6: Final answer
    x = 1,027,942.32

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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.