Home / 1,623,691.57-2,240,698.72-898,589.29

Finding the Fourth Proportional to 1,623,691.57, 2,240,698.72 and 898,589.29

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Solution

The fourth proportional to 1,623,691.57, 2,240,698.72 and 898,589.29 is: 1,240,055.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,691.57 : 2,240,698.72 = 898,589.29 : x
  2. Step 2: Convert to fraction form
    1,623,691.57/2,240,698.72 = 898,589.29/x
  3. Step 3: Cross multiply
    1,623,691.57x = 2,240,698.72 × 898,589.29
  4. Step 4: Simplify right side
    1,623,691.57x = 2,013,467,860,705.22
  5. Step 5: Solve for x
    x = 2,013,467,860,705.22/1,623,691.57
  6. Step 6: Final answer
    x = 1,240,055.63

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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.