Home / 1,425,955.83-1,967,819.04-822,343.83

Finding the Fourth Proportional to 1,425,955.83, 1,967,819.04 and 822,343.83

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Solution

The fourth proportional to 1,425,955.83, 1,967,819.04 and 822,343.83 is: 1,134,834.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,955.83 : 1,967,819.04 = 822,343.83 : x
  2. Step 2: Convert to fraction form
    1,425,955.83/1,967,819.04 = 822,343.83/x
  3. Step 3: Cross multiply
    1,425,955.83x = 1,967,819.04 × 822,343.83
  4. Step 4: Simplify right side
    1,425,955.83x = 1,618,223,846,100.52
  5. Step 5: Solve for x
    x = 1,618,223,846,100.52/1,425,955.83
  6. Step 6: Final answer
    x = 1,134,834.48

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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.