Home / 1,929,106.34-2,662,286.42-1,069,666.60

Finding the Fourth Proportional to 1,929,106.34, 2,662,286.42 and 1,069,666.60

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Solution

The fourth proportional to 1,929,106.34, 2,662,286.42 and 1,069,666.60 is: 1,476,206.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,106.34 : 2,662,286.42 = 1,069,666.60 : x
  2. Step 2: Convert to fraction form
    1,929,106.34/2,662,286.42 = 1,069,666.60/x
  3. Step 3: Cross multiply
    1,929,106.34x = 2,662,286.42 × 1,069,666.60
  4. Step 4: Simplify right side
    1,929,106.34x = 2,847,758,863,107.57
  5. Step 5: Solve for x
    x = 2,847,758,863,107.57/1,929,106.34
  6. Step 6: Final answer
    x = 1,476,206.26

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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.