Home / 1,776,416.40-2,664,041.40-654,339.60

Finding the Fourth Proportional to 1,776,416.40, 2,664,041.40 and 654,339.60

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Solution

The fourth proportional to 1,776,416.40, 2,664,041.40 and 654,339.60 is: 981,294.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,416.40 : 2,664,041.40 = 654,339.60 : x
  2. Step 2: Convert to fraction form
    1,776,416.40/2,664,041.40 = 654,339.60/x
  3. Step 3: Cross multiply
    1,776,416.40x = 2,664,041.40 × 654,339.60
  4. Step 4: Simplify right side
    1,776,416.40x = 1,743,187,784,059.44
  5. Step 5: Solve for x
    x = 1,743,187,784,059.44/1,776,416.40
  6. Step 6: Final answer
    x = 981,294.58

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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.