Home / 1,467,702.80-2,198,929.80-1,242,004.40

Finding the Fourth Proportional to 1,467,702.80, 2,198,929.80 and 1,242,004.40

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Solution

The fourth proportional to 1,467,702.80, 2,198,929.80 and 1,242,004.40 is: 1,860,785.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,702.80 : 2,198,929.80 = 1,242,004.40 : x
  2. Step 2: Convert to fraction form
    1,467,702.80/2,198,929.80 = 1,242,004.40/x
  3. Step 3: Cross multiply
    1,467,702.80x = 2,198,929.80 × 1,242,004.40
  4. Step 4: Simplify right side
    1,467,702.80x = 2,731,080,486,891.12
  5. Step 5: Solve for x
    x = 2,731,080,486,891.12/1,467,702.80
  6. Step 6: Final answer
    x = 1,860,785.77

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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.