Home / 1,670,347.98-2,305,086.39-906,401.34

Finding the Fourth Proportional to 1,670,347.98, 2,305,086.39 and 906,401.34

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Solution

The fourth proportional to 1,670,347.98, 2,305,086.39 and 906,401.34 is: 1,250,837.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,347.98 : 2,305,086.39 = 906,401.34 : x
  2. Step 2: Convert to fraction form
    1,670,347.98/2,305,086.39 = 906,401.34/x
  3. Step 3: Cross multiply
    1,670,347.98x = 2,305,086.39 × 906,401.34
  4. Step 4: Simplify right side
    1,670,347.98x = 2,089,333,392,711.76
  5. Step 5: Solve for x
    x = 2,089,333,392,711.76/1,670,347.98
  6. Step 6: Final answer
    x = 1,250,837.20

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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.