Home / 1,237,708.68-1,856,564.64-339,158.40

Finding the Fourth Proportional to 1,237,708.68, 1,856,564.64 and 339,158.40

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Solution

The fourth proportional to 1,237,708.68, 1,856,564.64 and 339,158.40 is: 508,738.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,708.68 : 1,856,564.64 = 339,158.40 : x
  2. Step 2: Convert to fraction form
    1,237,708.68/1,856,564.64 = 339,158.40/x
  3. Step 3: Cross multiply
    1,237,708.68x = 1,856,564.64 × 339,158.40
  4. Step 4: Simplify right side
    1,237,708.68x = 629,669,492,798.98
  5. Step 5: Solve for x
    x = 629,669,492,798.98/1,237,708.68
  6. Step 6: Final answer
    x = 508,738.04

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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.