Home / 1,782,024.80-2,673,139.60-520,047.20

Finding the Fourth Proportional to 1,782,024.80, 2,673,139.60 and 520,047.20

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Solution

The fourth proportional to 1,782,024.80, 2,673,139.60 and 520,047.20 is: 780,100.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,024.80 : 2,673,139.60 = 520,047.20 : x
  2. Step 2: Convert to fraction form
    1,782,024.80/2,673,139.60 = 520,047.20/x
  3. Step 3: Cross multiply
    1,782,024.80x = 2,673,139.60 × 520,047.20
  4. Step 4: Simplify right side
    1,782,024.80x = 1,390,158,764,189.12
  5. Step 5: Solve for x
    x = 1,390,158,764,189.12/1,782,024.80
  6. Step 6: Final answer
    x = 780,100.68

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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.