Home / 2,861,813.80-4,292,720.70-732,064.60

Finding the Fourth Proportional to 2,861,813.80, 4,292,720.70 and 732,064.60

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Solution

The fourth proportional to 2,861,813.80, 4,292,720.70 and 732,064.60 is: 1,098,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,813.80 : 4,292,720.70 = 732,064.60 : x
  2. Step 2: Convert to fraction form
    2,861,813.80/4,292,720.70 = 732,064.60/x
  3. Step 3: Cross multiply
    2,861,813.80x = 4,292,720.70 × 732,064.60
  4. Step 4: Simplify right side
    2,861,813.80x = 3,142,548,862,157.22
  5. Step 5: Solve for x
    x = 3,142,548,862,157.22/2,861,813.80
  6. Step 6: Final answer
    x = 1,098,096.90

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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.