Home / 1,132,696.12-1,699,339.56-422,730.04

Finding the Fourth Proportional to 1,132,696.12, 1,699,339.56 and 422,730.04

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Solution

The fourth proportional to 1,132,696.12, 1,699,339.56 and 422,730.04 is: 634,205.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,696.12 : 1,699,339.56 = 422,730.04 : x
  2. Step 2: Convert to fraction form
    1,132,696.12/1,699,339.56 = 422,730.04/x
  3. Step 3: Cross multiply
    1,132,696.12x = 1,699,339.56 × 422,730.04
  4. Step 4: Simplify right side
    1,132,696.12x = 718,361,880,172.38
  5. Step 5: Solve for x
    x = 718,361,880,172.38/1,132,696.12
  6. Step 6: Final answer
    x = 634,205.30

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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.