Home / 2,804,705.09-3,870,492.86-1,515,545.44

Finding the Fourth Proportional to 2,804,705.09, 3,870,492.86 and 1,515,545.44

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Solution

The fourth proportional to 2,804,705.09, 3,870,492.86 and 1,515,545.44 is: 2,091,452.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804,705.09 : 3,870,492.86 = 1,515,545.44 : x
  2. Step 2: Convert to fraction form
    2,804,705.09/3,870,492.86 = 1,515,545.44/x
  3. Step 3: Cross multiply
    2,804,705.09x = 3,870,492.86 × 1,515,545.44
  4. Step 4: Simplify right side
    2,804,705.09x = 5,865,907,798,638.19
  5. Step 5: Solve for x
    x = 5,865,907,798,638.19/2,804,705.09
  6. Step 6: Final answer
    x = 2,091,452.62

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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.