Home / 1,670,448.06-2,305,219.83-906,501.63

Finding the Fourth Proportional to 1,670,448.06, 2,305,219.83 and 906,501.63

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Solution

The fourth proportional to 1,670,448.06, 2,305,219.83 and 906,501.63 is: 1,250,973.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,448.06 : 2,305,219.83 = 906,501.63 : x
  2. Step 2: Convert to fraction form
    1,670,448.06/2,305,219.83 = 906,501.63/x
  3. Step 3: Cross multiply
    1,670,448.06x = 2,305,219.83 × 906,501.63
  4. Step 4: Simplify right side
    1,670,448.06x = 2,089,685,533,403.32
  5. Step 5: Solve for x
    x = 2,089,685,533,403.32/1,670,448.06
  6. Step 6: Final answer
    x = 1,250,973.07

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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.