Home / 1,670,501.24-2,305,308.62-906,561.40

Finding the Fourth Proportional to 1,670,501.24, 2,305,308.62 and 906,561.40

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Solution

The fourth proportional to 1,670,501.24, 2,305,308.62 and 906,561.40 is: 1,251,063.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,501.24 : 2,305,308.62 = 906,561.40 : x
  2. Step 2: Convert to fraction form
    1,670,501.24/2,305,308.62 = 906,561.40/x
  3. Step 3: Cross multiply
    1,670,501.24x = 2,305,308.62 × 906,561.40
  4. Step 4: Simplify right side
    1,670,501.24x = 2,089,903,809,979.27
  5. Step 5: Solve for x
    x = 2,089,903,809,979.27/1,670,501.24
  6. Step 6: Final answer
    x = 1,251,063.91

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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.