Home / 1,329,388.44-1,834,452.46-785,421.05

Finding the Fourth Proportional to 1,329,388.44, 1,834,452.46 and 785,421.05

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Solution

The fourth proportional to 1,329,388.44, 1,834,452.46 and 785,421.05 is: 1,083,819.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,388.44 : 1,834,452.46 = 785,421.05 : x
  2. Step 2: Convert to fraction form
    1,329,388.44/1,834,452.46 = 785,421.05/x
  3. Step 3: Cross multiply
    1,329,388.44x = 1,834,452.46 × 785,421.05
  4. Step 4: Simplify right side
    1,329,388.44x = 1,440,817,577,308.28
  5. Step 5: Solve for x
    x = 1,440,817,577,308.28/1,329,388.44
  6. Step 6: Final answer
    x = 1,083,819.85

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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.