Home / 2,856,780.02-4,285,421.68-1,059,682.70

Finding the Fourth Proportional to 2,856,780.02, 4,285,421.68 and 1,059,682.70

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Solution

The fourth proportional to 2,856,780.02, 4,285,421.68 and 1,059,682.70 is: 1,589,617.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,780.02 : 4,285,421.68 = 1,059,682.70 : x
  2. Step 2: Convert to fraction form
    2,856,780.02/4,285,421.68 = 1,059,682.70/x
  3. Step 3: Cross multiply
    2,856,780.02x = 4,285,421.68 × 1,059,682.70
  4. Step 4: Simplify right side
    2,856,780.02x = 4,541,187,216,500.94
  5. Step 5: Solve for x
    x = 4,541,187,216,500.94/2,856,780.02
  6. Step 6: Final answer
    x = 1,589,617.40

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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.