Home / 1,884,911.70-2,827,367.55-1,087,750.20

Finding the Fourth Proportional to 1,884,911.70, 2,827,367.55 and 1,087,750.20

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Solution

The fourth proportional to 1,884,911.70, 2,827,367.55 and 1,087,750.20 is: 1,631,625.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884,911.70 : 2,827,367.55 = 1,087,750.20 : x
  2. Step 2: Convert to fraction form
    1,884,911.70/2,827,367.55 = 1,087,750.20/x
  3. Step 3: Cross multiply
    1,884,911.70x = 2,827,367.55 × 1,087,750.20
  4. Step 4: Simplify right side
    1,884,911.70x = 3,075,469,617,986.01
  5. Step 5: Solve for x
    x = 3,075,469,617,986.01/1,884,911.70
  6. Step 6: Final answer
    x = 1,631,625.30

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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.