Home / 2,585,479.54-3,879,990.78-902,583.04

Finding the Fourth Proportional to 2,585,479.54, 3,879,990.78 and 902,583.04

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Solution

The fourth proportional to 2,585,479.54, 3,879,990.78 and 902,583.04 is: 1,354,492.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585,479.54 : 3,879,990.78 = 902,583.04 : x
  2. Step 2: Convert to fraction form
    2,585,479.54/3,879,990.78 = 902,583.04/x
  3. Step 3: Cross multiply
    2,585,479.54x = 3,879,990.78 × 902,583.04
  4. Step 4: Simplify right side
    2,585,479.54x = 3,502,013,873,384.37
  5. Step 5: Solve for x
    x = 3,502,013,873,384.37/2,585,479.54
  6. Step 6: Final answer
    x = 1,354,492.97

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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.