Home / 1,282,205.78-1,760,178.26-1,100,602.41

Finding the Fourth Proportional to 1,282,205.78, 1,760,178.26 and 1,100,602.41

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Solution

The fourth proportional to 1,282,205.78, 1,760,178.26 and 1,100,602.41 is: 1,510,877.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,205.78 : 1,760,178.26 = 1,100,602.41 : x
  2. Step 2: Convert to fraction form
    1,282,205.78/1,760,178.26 = 1,100,602.41/x
  3. Step 3: Cross multiply
    1,282,205.78x = 1,760,178.26 × 1,100,602.41
  4. Step 4: Simplify right side
    1,282,205.78x = 1,937,256,429,482.59
  5. Step 5: Solve for x
    x = 1,937,256,429,482.59/1,282,205.78
  6. Step 6: Final answer
    x = 1,510,877.95

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.