Home / 2,147,727.48-2,963,784.21-1,180,800.12

Finding the Fourth Proportional to 2,147,727.48, 2,963,784.21 and 1,180,800.12

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Solution

The fourth proportional to 2,147,727.48, 2,963,784.21 and 1,180,800.12 is: 1,629,460.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,727.48 : 2,963,784.21 = 1,180,800.12 : x
  2. Step 2: Convert to fraction form
    2,147,727.48/2,963,784.21 = 1,180,800.12/x
  3. Step 3: Cross multiply
    2,147,727.48x = 2,963,784.21 × 1,180,800.12
  4. Step 4: Simplify right side
    2,147,727.48x = 3,499,636,750,822.11
  5. Step 5: Solve for x
    x = 3,499,636,750,822.11/2,147,727.48
  6. Step 6: Final answer
    x = 1,629,460.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.