Home / 1,080,013.10-1,621,036.60-547,916

Finding the Fourth Proportional to 1,080,013.10, 1,621,036.60 and 547,916

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Solution

The fourth proportional to 1,080,013.10, 1,621,036.60 and 547,916 is: 822,389.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,013.10 : 1,621,036.60 = 547,916 : x
  2. Step 2: Convert to fraction form
    1,080,013.10/1,621,036.60 = 547,916/x
  3. Step 3: Cross multiply
    1,080,013.10x = 1,621,036.60 × 547,916
  4. Step 4: Simplify right side
    1,080,013.10x = 888,191,889,725.60
  5. Step 5: Solve for x
    x = 888,191,889,725.60/1,080,013.10
  6. Step 6: Final answer
    x = 822,389.92

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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.