Home / 1,657,684.89-2,486,527.45-459,607.23

Finding the Fourth Proportional to 1,657,684.89, 2,486,527.45 and 459,607.23

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Solution

The fourth proportional to 1,657,684.89, 2,486,527.45 and 459,607.23 is: 689,410.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,684.89 : 2,486,527.45 = 459,607.23 : x
  2. Step 2: Convert to fraction form
    1,657,684.89/2,486,527.45 = 459,607.23/x
  3. Step 3: Cross multiply
    1,657,684.89x = 2,486,527.45 × 459,607.23
  4. Step 4: Simplify right side
    1,657,684.89x = 1,142,825,992,464.45
  5. Step 5: Solve for x
    x = 1,142,825,992,464.45/1,657,684.89
  6. Step 6: Final answer
    x = 689,410.88

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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.