Home / 1,413,988.32-2,120,982.48-1,164,145.44

Finding the Fourth Proportional to 1,413,988.32, 2,120,982.48 and 1,164,145.44

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Solution

The fourth proportional to 1,413,988.32, 2,120,982.48 and 1,164,145.44 is: 1,746,218.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,988.32 : 2,120,982.48 = 1,164,145.44 : x
  2. Step 2: Convert to fraction form
    1,413,988.32/2,120,982.48 = 1,164,145.44/x
  3. Step 3: Cross multiply
    1,413,988.32x = 2,120,982.48 × 1,164,145.44
  4. Step 4: Simplify right side
    1,413,988.32x = 2,469,132,082,411.89
  5. Step 5: Solve for x
    x = 2,469,132,082,411.89/1,413,988.32
  6. Step 6: Final answer
    x = 1,746,218.16

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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.