Home / 1,858,144.62-2,563,712.34-1,083,809.22

Finding the Fourth Proportional to 1,858,144.62, 2,563,712.34 and 1,083,809.22

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Solution

The fourth proportional to 1,858,144.62, 2,563,712.34 and 1,083,809.22 is: 1,495,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,144.62 : 2,563,712.34 = 1,083,809.22 : x
  2. Step 2: Convert to fraction form
    1,858,144.62/2,563,712.34 = 1,083,809.22/x
  3. Step 3: Cross multiply
    1,858,144.62x = 2,563,712.34 × 1,083,809.22
  4. Step 4: Simplify right side
    1,858,144.62x = 2,778,575,071,519.77
  5. Step 5: Solve for x
    x = 2,778,575,071,519.77/1,858,144.62
  6. Step 6: Final answer
    x = 1,495,349.20

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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.