Home / 1,585,936.69-2,188,595.04-860,784.67

Finding the Fourth Proportional to 1,585,936.69, 2,188,595.04 and 860,784.67

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Solution

The fourth proportional to 1,585,936.69, 2,188,595.04 and 860,784.67 is: 1,187,884.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,936.69 : 2,188,595.04 = 860,784.67 : x
  2. Step 2: Convert to fraction form
    1,585,936.69/2,188,595.04 = 860,784.67/x
  3. Step 3: Cross multiply
    1,585,936.69x = 2,188,595.04 × 860,784.67
  4. Step 4: Simplify right side
    1,585,936.69x = 1,883,909,054,966.11
  5. Step 5: Solve for x
    x = 1,883,909,054,966.11/1,585,936.69
  6. Step 6: Final answer
    x = 1,187,884.15

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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.