Home / 1,485,153.59-2,049,506.75-806,090.09

Finding the Fourth Proportional to 1,485,153.59, 2,049,506.75 and 806,090.09

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Solution

The fourth proportional to 1,485,153.59, 2,049,506.75 and 806,090.09 is: 1,112,401.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,153.59 : 2,049,506.75 = 806,090.09 : x
  2. Step 2: Convert to fraction form
    1,485,153.59/2,049,506.75 = 806,090.09/x
  3. Step 3: Cross multiply
    1,485,153.59x = 2,049,506.75 × 806,090.09
  4. Step 4: Simplify right side
    1,485,153.59x = 1,652,087,072,330.80
  5. Step 5: Solve for x
    x = 1,652,087,072,330.80/1,485,153.59
  6. Step 6: Final answer
    x = 1,112,401.50

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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.