Home / 2,602,594.20-3,898,205.64-1,081,665.84

Finding the Fourth Proportional to 2,602,594.20, 3,898,205.64 and 1,081,665.84

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Solution

The fourth proportional to 2,602,594.20, 3,898,205.64 and 1,081,665.84 is: 1,620,135.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,602,594.20 : 3,898,205.64 = 1,081,665.84 : x
  2. Step 2: Convert to fraction form
    2,602,594.20/3,898,205.64 = 1,081,665.84/x
  3. Step 3: Cross multiply
    2,602,594.20x = 3,898,205.64 × 1,081,665.84
  4. Step 4: Simplify right side
    2,602,594.20x = 4,216,555,878,083.34
  5. Step 5: Solve for x
    x = 4,216,555,878,083.34/2,602,594.20
  6. Step 6: Final answer
    x = 1,620,135.74

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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.