Home / 1,776,412.40-2,664,035.40-654,335.60

Finding the Fourth Proportional to 1,776,412.40, 2,664,035.40 and 654,335.60

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Solution

The fourth proportional to 1,776,412.40, 2,664,035.40 and 654,335.60 is: 981,288.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,412.40 : 2,664,035.40 = 654,335.60 : x
  2. Step 2: Convert to fraction form
    1,776,412.40/2,664,035.40 = 654,335.60/x
  3. Step 3: Cross multiply
    1,776,412.40x = 2,664,035.40 × 654,335.60
  4. Step 4: Simplify right side
    1,776,412.40x = 1,743,173,201,880.24
  5. Step 5: Solve for x
    x = 1,743,173,201,880.24/1,776,412.40
  6. Step 6: Final answer
    x = 981,288.58

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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.