Home / 1,409,426.52-1,945,013.70-764,846.56

Finding the Fourth Proportional to 1,409,426.52, 1,945,013.70 and 764,846.56

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Solution

The fourth proportional to 1,409,426.52, 1,945,013.70 and 764,846.56 is: 1,055,491.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,426.52 : 1,945,013.70 = 764,846.56 : x
  2. Step 2: Convert to fraction form
    1,409,426.52/1,945,013.70 = 764,846.56/x
  3. Step 3: Cross multiply
    1,409,426.52x = 1,945,013.70 × 764,846.56
  4. Step 4: Simplify right side
    1,409,426.52x = 1,487,637,037,597.87
  5. Step 5: Solve for x
    x = 1,487,637,037,597.87/1,409,426.52
  6. Step 6: Final answer
    x = 1,055,491.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.