Home / 1,782,710.56-2,673,802.80-520,199.20

Finding the Fourth Proportional to 1,782,710.56, 2,673,802.80 and 520,199.20

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Solution

The fourth proportional to 1,782,710.56, 2,673,802.80 and 520,199.20 is: 780,222.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,710.56 : 2,673,802.80 = 520,199.20 : x
  2. Step 2: Convert to fraction form
    1,782,710.56/2,673,802.80 = 520,199.20/x
  3. Step 3: Cross multiply
    1,782,710.56x = 2,673,802.80 × 520,199.20
  4. Step 4: Simplify right side
    1,782,710.56x = 1,390,910,077,517.76
  5. Step 5: Solve for x
    x = 1,390,910,077,517.76/1,782,710.56
  6. Step 6: Final answer
    x = 780,222.04

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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.