Home / 1,854,806.61-2,782,609.07-575,388.57

Finding the Fourth Proportional to 1,854,806.61, 2,782,609.07 and 575,388.57

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Solution

The fourth proportional to 1,854,806.61, 2,782,609.07 and 575,388.57 is: 863,206.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,806.61 : 2,782,609.07 = 575,388.57 : x
  2. Step 2: Convert to fraction form
    1,854,806.61/2,782,609.07 = 575,388.57/x
  3. Step 3: Cross multiply
    1,854,806.61x = 2,782,609.07 × 575,388.57
  4. Step 4: Simplify right side
    1,854,806.61x = 1,601,081,450,779.39
  5. Step 5: Solve for x
    x = 1,601,081,450,779.39/1,854,806.61
  6. Step 6: Final answer
    x = 863,206.68

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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.