Home / 1,053,632.22-1,579,070.01-422,988.54

Finding the Fourth Proportional to 1,053,632.22, 1,579,070.01 and 422,988.54

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Solution

The fourth proportional to 1,053,632.22, 1,579,070.01 and 422,988.54 is: 633,929.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,632.22 : 1,579,070.01 = 422,988.54 : x
  2. Step 2: Convert to fraction form
    1,053,632.22/1,579,070.01 = 422,988.54/x
  3. Step 3: Cross multiply
    1,053,632.22x = 1,579,070.01 × 422,988.54
  4. Step 4: Simplify right side
    1,053,632.22x = 667,928,518,087.69
  5. Step 5: Solve for x
    x = 667,928,518,087.69/1,053,632.22
  6. Step 6: Final answer
    x = 633,929.47

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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.