Home / 1,213,563.02-1,819,762.88-573,333.80

Finding the Fourth Proportional to 1,213,563.02, 1,819,762.88 and 573,333.80

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Solution

The fourth proportional to 1,213,563.02, 1,819,762.88 and 573,333.80 is: 859,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,563.02 : 1,819,762.88 = 573,333.80 : x
  2. Step 2: Convert to fraction form
    1,213,563.02/1,819,762.88 = 573,333.80/x
  3. Step 3: Cross multiply
    1,213,563.02x = 1,819,762.88 × 573,333.80
  4. Step 4: Simplify right side
    1,213,563.02x = 1,043,331,555,123.86
  5. Step 5: Solve for x
    x = 1,043,331,555,123.86/1,213,563.02
  6. Step 6: Final answer
    x = 859,725.90

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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.