Home / 2,219,693.20-3,329,539.80-1,156,811.20

Finding the Fourth Proportional to 2,219,693.20, 3,329,539.80 and 1,156,811.20

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Solution

The fourth proportional to 2,219,693.20, 3,329,539.80 and 1,156,811.20 is: 1,735,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,693.20 : 3,329,539.80 = 1,156,811.20 : x
  2. Step 2: Convert to fraction form
    2,219,693.20/3,329,539.80 = 1,156,811.20/x
  3. Step 3: Cross multiply
    2,219,693.20x = 3,329,539.80 × 1,156,811.20
  4. Step 4: Simplify right side
    2,219,693.20x = 3,851,648,931,485.76
  5. Step 5: Solve for x
    x = 3,851,648,931,485.76/2,219,693.20
  6. Step 6: Final answer
    x = 1,735,216.80

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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.