Home / 1,065,014.43-1,596,338.08-811,458.81

Finding the Fourth Proportional to 1,065,014.43, 1,596,338.08 and 811,458.81

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Solution

The fourth proportional to 1,065,014.43, 1,596,338.08 and 811,458.81 is: 1,216,286.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,014.43 : 1,596,338.08 = 811,458.81 : x
  2. Step 2: Convert to fraction form
    1,065,014.43/1,596,338.08 = 811,458.81/x
  3. Step 3: Cross multiply
    1,065,014.43x = 1,596,338.08 × 811,458.81
  4. Step 4: Simplify right side
    1,065,014.43x = 1,295,362,596,725.84
  5. Step 5: Solve for x
    x = 1,295,362,596,725.84/1,065,014.43
  6. Step 6: Final answer
    x = 1,216,286.43

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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.