Home / 1,095,720.03-1,512,064.59-612,289.17

Finding the Fourth Proportional to 1,095,720.03, 1,512,064.59 and 612,289.17

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Solution

The fourth proportional to 1,095,720.03, 1,512,064.59 and 612,289.17 is: 844,942.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,720.03 : 1,512,064.59 = 612,289.17 : x
  2. Step 2: Convert to fraction form
    1,095,720.03/1,512,064.59 = 612,289.17/x
  3. Step 3: Cross multiply
    1,095,720.03x = 1,512,064.59 × 612,289.17
  4. Step 4: Simplify right side
    1,095,720.03x = 925,820,772,797.49
  5. Step 5: Solve for x
    x = 925,820,772,797.49/1,095,720.03
  6. Step 6: Final answer
    x = 844,942.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.