Home / 1,574,874.72-2,362,688.37-509,917.95

Finding the Fourth Proportional to 1,574,874.72, 2,362,688.37 and 509,917.95

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Solution

The fourth proportional to 1,574,874.72, 2,362,688.37 and 509,917.95 is: 764,998.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,874.72 : 2,362,688.37 = 509,917.95 : x
  2. Step 2: Convert to fraction form
    1,574,874.72/2,362,688.37 = 509,917.95/x
  3. Step 3: Cross multiply
    1,574,874.72x = 2,362,688.37 × 509,917.95
  4. Step 4: Simplify right side
    1,574,874.72x = 1,204,777,210,119.24
  5. Step 5: Solve for x
    x = 1,204,777,210,119.24/1,574,874.72
  6. Step 6: Final answer
    x = 764,998.76

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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.