Home / 1,277,532.24-1,916,473.32-435,858

Finding the Fourth Proportional to 1,277,532.24, 1,916,473.32 and 435,858

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Solution

The fourth proportional to 1,277,532.24, 1,916,473.32 and 435,858 is: 653,846.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,532.24 : 1,916,473.32 = 435,858 : x
  2. Step 2: Convert to fraction form
    1,277,532.24/1,916,473.32 = 435,858/x
  3. Step 3: Cross multiply
    1,277,532.24x = 1,916,473.32 × 435,858
  4. Step 4: Simplify right side
    1,277,532.24x = 835,310,228,308.56
  5. Step 5: Solve for x
    x = 835,310,228,308.56/1,277,532.24
  6. Step 6: Final answer
    x = 653,846.69

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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.