Home / 1,776,405.90-2,664,025.65-654,329.10

Finding the Fourth Proportional to 1,776,405.90, 2,664,025.65 and 654,329.10

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Solution

The fourth proportional to 1,776,405.90, 2,664,025.65 and 654,329.10 is: 981,278.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,405.90 : 2,664,025.65 = 654,329.10 : x
  2. Step 2: Convert to fraction form
    1,776,405.90/2,664,025.65 = 654,329.10/x
  3. Step 3: Cross multiply
    1,776,405.90x = 2,664,025.65 × 654,329.10
  4. Step 4: Simplify right side
    1,776,405.90x = 1,743,149,505,941.41
  5. Step 5: Solve for x
    x = 1,743,149,505,941.41/1,776,405.90
  6. Step 6: Final answer
    x = 981,278.83

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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.