Home / 1,085,652.03-1,628,491.91-286,926.66

Finding the Fourth Proportional to 1,085,652.03, 1,628,491.91 and 286,926.66

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Solution

The fourth proportional to 1,085,652.03, 1,628,491.91 and 286,926.66 is: 430,393.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,652.03 : 1,628,491.91 = 286,926.66 : x
  2. Step 2: Convert to fraction form
    1,085,652.03/1,628,491.91 = 286,926.66/x
  3. Step 3: Cross multiply
    1,085,652.03x = 1,628,491.91 × 286,926.66
  4. Step 4: Simplify right side
    1,085,652.03x = 467,257,743,138.69
  5. Step 5: Solve for x
    x = 467,257,743,138.69/1,085,652.03
  6. Step 6: Final answer
    x = 430,393.65

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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.