Home / 1,054,979.98-1,455,842.06-619,390.06

Finding the Fourth Proportional to 1,054,979.98, 1,455,842.06 and 619,390.06

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Solution

The fourth proportional to 1,054,979.98, 1,455,842.06 and 619,390.06 is: 854,740.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,979.98 : 1,455,842.06 = 619,390.06 : x
  2. Step 2: Convert to fraction form
    1,054,979.98/1,455,842.06 = 619,390.06/x
  3. Step 3: Cross multiply
    1,054,979.98x = 1,455,842.06 × 619,390.06
  4. Step 4: Simplify right side
    1,054,979.98x = 901,734,100,893.92
  5. Step 5: Solve for x
    x = 901,734,100,893.92/1,054,979.98
  6. Step 6: Final answer
    x = 854,740.49

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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.