Home / 1,213,573.77-1,819,779-573,344.55

Finding the Fourth Proportional to 1,213,573.77, 1,819,779 and 573,344.55

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Solution

The fourth proportional to 1,213,573.77, 1,819,779 and 573,344.55 is: 859,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,573.77 : 1,819,779 = 573,344.55 : x
  2. Step 2: Convert to fraction form
    1,213,573.77/1,819,779 = 573,344.55/x
  3. Step 3: Cross multiply
    1,213,573.77x = 1,819,779 × 573,344.55
  4. Step 4: Simplify right side
    1,213,573.77x = 1,043,360,371,854.45
  5. Step 5: Solve for x
    x = 1,043,360,371,854.45/1,213,573.77
  6. Step 6: Final answer
    x = 859,742.03

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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.