Home / 1,757,839.76-2,634,032.20-1,219,146.80

Finding the Fourth Proportional to 1,757,839.76, 2,634,032.20 and 1,219,146.80

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Solution

The fourth proportional to 1,757,839.76, 2,634,032.20 and 1,219,146.80 is: 1,826,828.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,839.76 : 2,634,032.20 = 1,219,146.80 : x
  2. Step 2: Convert to fraction form
    1,757,839.76/2,634,032.20 = 1,219,146.80/x
  3. Step 3: Cross multiply
    1,757,839.76x = 2,634,032.20 × 1,219,146.80
  4. Step 4: Simplify right side
    1,757,839.76x = 3,211,271,927,726.96
  5. Step 5: Solve for x
    x = 3,211,271,927,726.96/1,757,839.76
  6. Step 6: Final answer
    x = 1,826,828.59

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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.