Home / 1,054,132.11-1,581,848.53-414,323.44

Finding the Fourth Proportional to 1,054,132.11, 1,581,848.53 and 414,323.44

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Solution

The fourth proportional to 1,054,132.11, 1,581,848.53 and 414,323.44 is: 621,740.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,132.11 : 1,581,848.53 = 414,323.44 : x
  2. Step 2: Convert to fraction form
    1,054,132.11/1,581,848.53 = 414,323.44/x
  3. Step 3: Cross multiply
    1,054,132.11x = 1,581,848.53 × 414,323.44
  4. Step 4: Simplify right side
    1,054,132.11x = 655,396,919,518.11
  5. Step 5: Solve for x
    x = 655,396,919,518.11/1,054,132.11
  6. Step 6: Final answer
    x = 621,740.78

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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.