Home / 1,431,533.24-2,147,243.76-484,903.93

Finding the Fourth Proportional to 1,431,533.24, 2,147,243.76 and 484,903.93

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Solution

The fourth proportional to 1,431,533.24, 2,147,243.76 and 484,903.93 is: 727,336.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,533.24 : 2,147,243.76 = 484,903.93 : x
  2. Step 2: Convert to fraction form
    1,431,533.24/2,147,243.76 = 484,903.93/x
  3. Step 3: Cross multiply
    1,431,533.24x = 2,147,243.76 × 484,903.93
  4. Step 4: Simplify right side
    1,431,533.24x = 1,041,206,937,891.98
  5. Step 5: Solve for x
    x = 1,041,206,937,891.98/1,431,533.24
  6. Step 6: Final answer
    x = 727,336.89

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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.