Home / 1,207,792.80-1,809,615.60-575,344.80

Finding the Fourth Proportional to 1,207,792.80, 1,809,615.60 and 575,344.80

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Solution

The fourth proportional to 1,207,792.80, 1,809,615.60 and 575,344.80 is: 862,029.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,792.80 : 1,809,615.60 = 575,344.80 : x
  2. Step 2: Convert to fraction form
    1,207,792.80/1,809,615.60 = 575,344.80/x
  3. Step 3: Cross multiply
    1,207,792.80x = 1,809,615.60 × 575,344.80
  4. Step 4: Simplify right side
    1,207,792.80x = 1,041,152,925,458.88
  5. Step 5: Solve for x
    x = 1,041,152,925,458.88/1,207,792.80
  6. Step 6: Final answer
    x = 862,029.42

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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.