Home / 1,969,055.64-2,953,583.31-473,147.64

Finding the Fourth Proportional to 1,969,055.64, 2,953,583.31 and 473,147.64

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Solution

The fourth proportional to 1,969,055.64, 2,953,583.31 and 473,147.64 is: 709,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,055.64 : 2,953,583.31 = 473,147.64 : x
  2. Step 2: Convert to fraction form
    1,969,055.64/2,953,583.31 = 473,147.64/x
  3. Step 3: Cross multiply
    1,969,055.64x = 2,953,583.31 × 473,147.64
  4. Step 4: Simplify right side
    1,969,055.64x = 1,397,480,972,669.89
  5. Step 5: Solve for x
    x = 1,397,480,972,669.89/1,969,055.64
  6. Step 6: Final answer
    x = 709,721.42

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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.