Home / 1,782,351.60-2,673,916.20-520,076.40

Finding the Fourth Proportional to 1,782,351.60, 2,673,916.20 and 520,076.40

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Solution

The fourth proportional to 1,782,351.60, 2,673,916.20 and 520,076.40 is: 780,228.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,351.60 : 2,673,916.20 = 520,076.40 : x
  2. Step 2: Convert to fraction form
    1,782,351.60/2,673,916.20 = 520,076.40/x
  3. Step 3: Cross multiply
    1,782,351.60x = 2,673,916.20 × 520,076.40
  4. Step 4: Simplify right side
    1,782,351.60x = 1,390,640,711,197.68
  5. Step 5: Solve for x
    x = 1,390,640,711,197.68/1,782,351.60
  6. Step 6: Final answer
    x = 780,228.05

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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.