Home / 1,909,187.33-2,634,678-1,049,803.25

Finding the Fourth Proportional to 1,909,187.33, 2,634,678 and 1,049,803.25

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Solution

The fourth proportional to 1,909,187.33, 2,634,678 and 1,049,803.25 is: 1,448,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,187.33 : 2,634,678 = 1,049,803.25 : x
  2. Step 2: Convert to fraction form
    1,909,187.33/2,634,678 = 1,049,803.25/x
  3. Step 3: Cross multiply
    1,909,187.33x = 2,634,678 × 1,049,803.25
  4. Step 4: Simplify right side
    1,909,187.33x = 2,765,893,513,930.11
  5. Step 5: Solve for x
    x = 2,765,893,513,930.11/1,909,187.33
  6. Step 6: Final answer
    x = 1,448,728.20

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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.