Home / 1,968,239.48-2,953,258.79-889,040.57

Finding the Fourth Proportional to 1,968,239.48, 2,953,258.79 and 889,040.57

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Solution

The fourth proportional to 1,968,239.48, 2,953,258.79 and 889,040.57 is: 1,333,967.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,239.48 : 2,953,258.79 = 889,040.57 : x
  2. Step 2: Convert to fraction form
    1,968,239.48/2,953,258.79 = 889,040.57/x
  3. Step 3: Cross multiply
    1,968,239.48x = 2,953,258.79 × 889,040.57
  4. Step 4: Simplify right side
    1,968,239.48x = 2,625,566,858,807.61
  5. Step 5: Solve for x
    x = 2,625,566,858,807.61/1,968,239.48
  6. Step 6: Final answer
    x = 1,333,967.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.