Home / 2,877,224-3,970,569.12-1,605,416

Finding the Fourth Proportional to 2,877,224, 3,970,569.12 and 1,605,416

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Solution

The fourth proportional to 2,877,224, 3,970,569.12 and 1,605,416 is: 2,215,474.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,224 : 3,970,569.12 = 1,605,416 : x
  2. Step 2: Convert to fraction form
    2,877,224/3,970,569.12 = 1,605,416/x
  3. Step 3: Cross multiply
    2,877,224x = 3,970,569.12 × 1,605,416
  4. Step 4: Simplify right side
    2,877,224x = 6,374,415,194,353.92
  5. Step 5: Solve for x
    x = 6,374,415,194,353.92/2,877,224
  6. Step 6: Final answer
    x = 2,215,474.08

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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.