Home / 1,271,799.88-1,907,980.09-704,009.16

Finding the Fourth Proportional to 1,271,799.88, 1,907,980.09 and 704,009.16

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Solution

The fourth proportional to 1,271,799.88, 1,907,980.09 and 704,009.16 is: 1,056,168.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,799.88 : 1,907,980.09 = 704,009.16 : x
  2. Step 2: Convert to fraction form
    1,271,799.88/1,907,980.09 = 704,009.16/x
  3. Step 3: Cross multiply
    1,271,799.88x = 1,907,980.09 × 704,009.16
  4. Step 4: Simplify right side
    1,271,799.88x = 1,343,235,458,697.60
  5. Step 5: Solve for x
    x = 1,343,235,458,697.60/1,271,799.88
  6. Step 6: Final answer
    x = 1,056,168.89

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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.