Home / 2,877,216-3,970,558.08-1,605,408

Finding the Fourth Proportional to 2,877,216, 3,970,558.08 and 1,605,408

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Solution

The fourth proportional to 2,877,216, 3,970,558.08 and 1,605,408 is: 2,215,463.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,216 : 3,970,558.08 = 1,605,408 : x
  2. Step 2: Convert to fraction form
    2,877,216/3,970,558.08 = 1,605,408/x
  3. Step 3: Cross multiply
    2,877,216x = 3,970,558.08 × 1,605,408
  4. Step 4: Simplify right side
    2,877,216x = 6,374,365,706,096.64
  5. Step 5: Solve for x
    x = 6,374,365,706,096.64/2,877,216
  6. Step 6: Final answer
    x = 2,215,463.04

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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.