Home / 1,836,322.40-2,533,709.68-1,111,151.84

Finding the Fourth Proportional to 1,836,322.40, 2,533,709.68 and 1,111,151.84

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Solution

The fourth proportional to 1,836,322.40, 2,533,709.68 and 1,111,151.84 is: 1,533,138.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,322.40 : 2,533,709.68 = 1,111,151.84 : x
  2. Step 2: Convert to fraction form
    1,836,322.40/2,533,709.68 = 1,111,151.84/x
  3. Step 3: Cross multiply
    1,836,322.40x = 2,533,709.68 × 1,111,151.84
  4. Step 4: Simplify right side
    1,836,322.40x = 2,815,336,172,957.81
  5. Step 5: Solve for x
    x = 2,815,336,172,957.81/1,836,322.40
  6. Step 6: Final answer
    x = 1,533,138.28

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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.