Home / 1,008,995.49-1,392,412.98-550,110.03

Finding the Fourth Proportional to 1,008,995.49, 1,392,412.98 and 550,110.03

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Solution

The fourth proportional to 1,008,995.49, 1,392,412.98 and 550,110.03 is: 759,151.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,995.49 : 1,392,412.98 = 550,110.03 : x
  2. Step 2: Convert to fraction form
    1,008,995.49/1,392,412.98 = 550,110.03/x
  3. Step 3: Cross multiply
    1,008,995.49x = 1,392,412.98 × 550,110.03
  4. Step 4: Simplify right side
    1,008,995.49x = 765,980,346,200.19
  5. Step 5: Solve for x
    x = 765,980,346,200.19/1,008,995.49
  6. Step 6: Final answer
    x = 759,151.41

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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.