Home / 1,660,704.10-2,489,488.80-901,426.30

Finding the Fourth Proportional to 1,660,704.10, 2,489,488.80 and 901,426.30

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Solution

The fourth proportional to 1,660,704.10, 2,489,488.80 and 901,426.30 is: 1,351,288.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,704.10 : 2,489,488.80 = 901,426.30 : x
  2. Step 2: Convert to fraction form
    1,660,704.10/2,489,488.80 = 901,426.30/x
  3. Step 3: Cross multiply
    1,660,704.10x = 2,489,488.80 × 901,426.30
  4. Step 4: Simplify right side
    1,660,704.10x = 2,244,090,677,875.44
  5. Step 5: Solve for x
    x = 2,244,090,677,875.44/1,660,704.10
  6. Step 6: Final answer
    x = 1,351,288.70

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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.