Home / 1,431,530.24-2,147,239.26-484,900.93

Finding the Fourth Proportional to 1,431,530.24, 2,147,239.26 and 484,900.93

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Solution

The fourth proportional to 1,431,530.24, 2,147,239.26 and 484,900.93 is: 727,332.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,530.24 : 2,147,239.26 = 484,900.93 : x
  2. Step 2: Convert to fraction form
    1,431,530.24/2,147,239.26 = 484,900.93/x
  3. Step 3: Cross multiply
    1,431,530.24x = 2,147,239.26 × 484,900.93
  4. Step 4: Simplify right side
    1,431,530.24x = 1,041,198,314,106.51
  5. Step 5: Solve for x
    x = 1,041,198,314,106.51/1,431,530.24
  6. Step 6: Final answer
    x = 727,332.39

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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.