Home / 1,657,963.44-2,486,944.92-459,885.78

Finding the Fourth Proportional to 1,657,963.44, 2,486,944.92 and 459,885.78

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Solution

The fourth proportional to 1,657,963.44, 2,486,944.92 and 459,885.78 is: 689,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,963.44 : 2,486,944.92 = 459,885.78 : x
  2. Step 2: Convert to fraction form
    1,657,963.44/2,486,944.92 = 459,885.78/x
  3. Step 3: Cross multiply
    1,657,963.44x = 2,486,944.92 × 459,885.78
  4. Step 4: Simplify right side
    1,657,963.44x = 1,143,710,604,351.24
  5. Step 5: Solve for x
    x = 1,143,710,604,351.24/1,657,963.44
  6. Step 6: Final answer
    x = 689,828.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.