Home / 1,117,080.09-1,541,570.54-607,786.11

Finding the Fourth Proportional to 1,117,080.09, 1,541,570.54 and 607,786.11

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Solution

The fourth proportional to 1,117,080.09, 1,541,570.54 and 607,786.11 is: 838,744.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,080.09 : 1,541,570.54 = 607,786.11 : x
  2. Step 2: Convert to fraction form
    1,117,080.09/1,541,570.54 = 607,786.11/x
  3. Step 3: Cross multiply
    1,117,080.09x = 1,541,570.54 × 607,786.11
  4. Step 4: Simplify right side
    1,117,080.09x = 936,945,158,758.27
  5. Step 5: Solve for x
    x = 936,945,158,758.27/1,117,080.09
  6. Step 6: Final answer
    x = 838,744.84

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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.