Home / 1,090,863.04-1,636,369.11-370,911.64

Finding the Fourth Proportional to 1,090,863.04, 1,636,369.11 and 370,911.64

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Solution

The fourth proportional to 1,090,863.04, 1,636,369.11 and 370,911.64 is: 556,392.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,863.04 : 1,636,369.11 = 370,911.64 : x
  2. Step 2: Convert to fraction form
    1,090,863.04/1,636,369.11 = 370,911.64/x
  3. Step 3: Cross multiply
    1,090,863.04x = 1,636,369.11 × 370,911.64
  4. Step 4: Simplify right side
    1,090,863.04x = 606,948,350,235.44
  5. Step 5: Solve for x
    x = 606,948,350,235.44/1,090,863.04
  6. Step 6: Final answer
    x = 556,392.81

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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.