Home / 1,152,834.80-1,729,252.20-404,880.80

Finding the Fourth Proportional to 1,152,834.80, 1,729,252.20 and 404,880.80

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Solution

The fourth proportional to 1,152,834.80, 1,729,252.20 and 404,880.80 is: 607,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,834.80 : 1,729,252.20 = 404,880.80 : x
  2. Step 2: Convert to fraction form
    1,152,834.80/1,729,252.20 = 404,880.80/x
  3. Step 3: Cross multiply
    1,152,834.80x = 1,729,252.20 × 404,880.80
  4. Step 4: Simplify right side
    1,152,834.80x = 700,141,014,137.76
  5. Step 5: Solve for x
    x = 700,141,014,137.76/1,152,834.80
  6. Step 6: Final answer
    x = 607,321.20

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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.