Home / 1,825,647.35-2,519,199.50-1,009,721.39

Finding the Fourth Proportional to 1,825,647.35, 2,519,199.50 and 1,009,721.39

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Solution

The fourth proportional to 1,825,647.35, 2,519,199.50 and 1,009,721.39 is: 1,393,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,647.35 : 2,519,199.50 = 1,009,721.39 : x
  2. Step 2: Convert to fraction form
    1,825,647.35/2,519,199.50 = 1,009,721.39/x
  3. Step 3: Cross multiply
    1,825,647.35x = 2,519,199.50 × 1,009,721.39
  4. Step 4: Simplify right side
    1,825,647.35x = 2,543,689,603,182.70
  5. Step 5: Solve for x
    x = 2,543,689,603,182.70/1,825,647.35
  6. Step 6: Final answer
    x = 1,393,308.30

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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.