Home / 1,210,063.47-1,669,824.13-666,093.01

Finding the Fourth Proportional to 1,210,063.47, 1,669,824.13 and 666,093.01

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Solution

The fourth proportional to 1,210,063.47, 1,669,824.13 and 666,093.01 is: 919,173.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,063.47 : 1,669,824.13 = 666,093.01 : x
  2. Step 2: Convert to fraction form
    1,210,063.47/1,669,824.13 = 666,093.01/x
  3. Step 3: Cross multiply
    1,210,063.47x = 1,669,824.13 × 666,093.01
  4. Step 4: Simplify right side
    1,210,063.47x = 1,112,258,180,922.33
  5. Step 5: Solve for x
    x = 1,112,258,180,922.33/1,210,063.47
  6. Step 6: Final answer
    x = 919,173.42

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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.