Home / 1,574,642.70-2,362,338.87-509,684.67

Finding the Fourth Proportional to 1,574,642.70, 2,362,338.87 and 509,684.67

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Solution

The fourth proportional to 1,574,642.70, 2,362,338.87 and 509,684.67 is: 764,648.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,642.70 : 2,362,338.87 = 509,684.67 : x
  2. Step 2: Convert to fraction form
    1,574,642.70/2,362,338.87 = 509,684.67/x
  3. Step 3: Cross multiply
    1,574,642.70x = 2,362,338.87 × 509,684.67
  4. Step 4: Simplify right side
    1,574,642.70x = 1,204,047,907,384.12
  5. Step 5: Solve for x
    x = 1,204,047,907,384.12/1,574,642.70
  6. Step 6: Final answer
    x = 764,648.33

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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.