Home / 2,877,234-3,970,582.92-1,605,426

Finding the Fourth Proportional to 2,877,234, 3,970,582.92 and 1,605,426

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Solution

The fourth proportional to 2,877,234, 3,970,582.92 and 1,605,426 is: 2,215,487.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,234 : 3,970,582.92 = 1,605,426 : x
  2. Step 2: Convert to fraction form
    2,877,234/3,970,582.92 = 1,605,426/x
  3. Step 3: Cross multiply
    2,877,234x = 3,970,582.92 × 1,605,426
  4. Step 4: Simplify right side
    2,877,234x = 6,374,477,054,923.92
  5. Step 5: Solve for x
    x = 6,374,477,054,923.92/2,877,234
  6. Step 6: Final answer
    x = 2,215,487.88

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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.