Home / 2,825,386.84-4,237,985.49-1,227,949.80

Finding the Fourth Proportional to 2,825,386.84, 4,237,985.49 and 1,227,949.80

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Solution

The fourth proportional to 2,825,386.84, 4,237,985.49 and 1,227,949.80 is: 1,841,883.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,386.84 : 4,237,985.49 = 1,227,949.80 : x
  2. Step 2: Convert to fraction form
    2,825,386.84/4,237,985.49 = 1,227,949.80/x
  3. Step 3: Cross multiply
    2,825,386.84x = 4,237,985.49 × 1,227,949.80
  4. Step 4: Simplify right side
    2,825,386.84x = 5,204,033,434,848.40
  5. Step 5: Solve for x
    x = 5,204,033,434,848.40/2,825,386.84
  6. Step 6: Final answer
    x = 1,841,883.51

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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.