Home / 1,090,246.40-1,633,814.40-803,700.80

Finding the Fourth Proportional to 1,090,246.40, 1,633,814.40 and 803,700.80

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Solution

The fourth proportional to 1,090,246.40, 1,633,814.40 and 803,700.80 is: 1,204,404.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,246.40 : 1,633,814.40 = 803,700.80 : x
  2. Step 2: Convert to fraction form
    1,090,246.40/1,633,814.40 = 803,700.80/x
  3. Step 3: Cross multiply
    1,090,246.40x = 1,633,814.40 × 803,700.80
  4. Step 4: Simplify right side
    1,090,246.40x = 1,313,097,940,331.52
  5. Step 5: Solve for x
    x = 1,313,097,940,331.52/1,090,246.40
  6. Step 6: Final answer
    x = 1,204,404.75

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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.