Home / 1,806,969.72-2,708,692-860,086.20

Finding the Fourth Proportional to 1,806,969.72, 2,708,692 and 860,086.20

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Solution

The fourth proportional to 1,806,969.72, 2,708,692 and 860,086.20 is: 1,289,290.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,969.72 : 2,708,692 = 860,086.20 : x
  2. Step 2: Convert to fraction form
    1,806,969.72/2,708,692 = 860,086.20/x
  3. Step 3: Cross multiply
    1,806,969.72x = 2,708,692 × 860,086.20
  4. Step 4: Simplify right side
    1,806,969.72x = 2,329,708,609,250.40
  5. Step 5: Solve for x
    x = 2,329,708,609,250.40/1,806,969.72
  6. Step 6: Final answer
    x = 1,289,290.34

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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.