Home / 1,585,997.96-2,188,618.52-860,830.08

Finding the Fourth Proportional to 1,585,997.96, 2,188,618.52 and 860,830.08

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Solution

The fourth proportional to 1,585,997.96, 2,188,618.52 and 860,830.08 is: 1,187,913.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,997.96 : 2,188,618.52 = 860,830.08 : x
  2. Step 2: Convert to fraction form
    1,585,997.96/2,188,618.52 = 860,830.08/x
  3. Step 3: Cross multiply
    1,585,997.96x = 2,188,618.52 × 860,830.08
  4. Step 4: Simplify right side
    1,585,997.96x = 1,884,028,655,661.08
  5. Step 5: Solve for x
    x = 1,884,028,655,661.08/1,585,997.96
  6. Step 6: Final answer
    x = 1,187,913.67

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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.