Home / 1,329,103.20-1,994,115.60-581,685.60

Finding the Fourth Proportional to 1,329,103.20, 1,994,115.60 and 581,685.60

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Solution

The fourth proportional to 1,329,103.20, 1,994,115.60 and 581,685.60 is: 872,730.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,103.20 : 1,994,115.60 = 581,685.60 : x
  2. Step 2: Convert to fraction form
    1,329,103.20/1,994,115.60 = 581,685.60/x
  3. Step 3: Cross multiply
    1,329,103.20x = 1,994,115.60 × 581,685.60
  4. Step 4: Simplify right side
    1,329,103.20x = 1,159,948,329,255.36
  5. Step 5: Solve for x
    x = 1,159,948,329,255.36/1,329,103.20
  6. Step 6: Final answer
    x = 872,730.07

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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.