Home / 1,362,782.87-2,041,775.06-1,214,344.16

Finding the Fourth Proportional to 1,362,782.87, 2,041,775.06 and 1,214,344.16

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Solution

The fourth proportional to 1,362,782.87, 2,041,775.06 and 1,214,344.16 is: 1,819,378.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,782.87 : 2,041,775.06 = 1,214,344.16 : x
  2. Step 2: Convert to fraction form
    1,362,782.87/2,041,775.06 = 1,214,344.16/x
  3. Step 3: Cross multiply
    1,362,782.87x = 2,041,775.06 × 1,214,344.16
  4. Step 4: Simplify right side
    1,362,782.87x = 2,479,417,619,177.37
  5. Step 5: Solve for x
    x = 2,479,417,619,177.37/1,362,782.87
  6. Step 6: Final answer
    x = 1,819,378.32

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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.