Home / 1,657,906.56-2,486,859.84-459,828.90

Finding the Fourth Proportional to 1,657,906.56, 2,486,859.84 and 459,828.90

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Solution

The fourth proportional to 1,657,906.56, 2,486,859.84 and 459,828.90 is: 689,743.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,906.56 : 2,486,859.84 = 459,828.90 : x
  2. Step 2: Convert to fraction form
    1,657,906.56/2,486,859.84 = 459,828.90/x
  3. Step 3: Cross multiply
    1,657,906.56x = 2,486,859.84 × 459,828.90
  4. Step 4: Simplify right side
    1,657,906.56x = 1,143,530,024,681.38
  5. Step 5: Solve for x
    x = 1,143,530,024,681.38/1,657,906.56
  6. Step 6: Final answer
    x = 689,743.35

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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.