Home / 1,670,748.60-2,305,635.06-906,802.32

Finding the Fourth Proportional to 1,670,748.60, 2,305,635.06 and 906,802.32

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Solution

The fourth proportional to 1,670,748.60, 2,305,635.06 and 906,802.32 is: 1,251,388.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,748.60 : 2,305,635.06 = 906,802.32 : x
  2. Step 2: Convert to fraction form
    1,670,748.60/2,305,635.06 = 906,802.32/x
  3. Step 3: Cross multiply
    1,670,748.60x = 2,305,635.06 × 906,802.32
  4. Step 4: Simplify right side
    1,670,748.60x = 2,090,755,221,481.34
  5. Step 5: Solve for x
    x = 2,090,755,221,481.34/1,670,748.60
  6. Step 6: Final answer
    x = 1,251,388.28

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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.