Home / 1,585,962.05-2,188,622.16-860,809.73

Finding the Fourth Proportional to 1,585,962.05, 2,188,622.16 and 860,809.73

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Solution

The fourth proportional to 1,585,962.05, 2,188,622.16 and 860,809.73 is: 1,187,914.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,962.05 : 2,188,622.16 = 860,809.73 : x
  2. Step 2: Convert to fraction form
    1,585,962.05/2,188,622.16 = 860,809.73/x
  3. Step 3: Cross multiply
    1,585,962.05x = 2,188,622.16 × 860,809.73
  4. Step 4: Simplify right side
    1,585,962.05x = 1,883,987,239,678.51
  5. Step 5: Solve for x
    x = 1,883,987,239,678.51/1,585,962.05
  6. Step 6: Final answer
    x = 1,187,914.46

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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.