Home / 1,657,871.59-2,486,807.26-459,793.89

Finding the Fourth Proportional to 1,657,871.59, 2,486,807.26 and 459,793.89

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Solution

The fourth proportional to 1,657,871.59, 2,486,807.26 and 459,793.89 is: 689,690.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,871.59 : 2,486,807.26 = 459,793.89 : x
  2. Step 2: Convert to fraction form
    1,657,871.59/2,486,807.26 = 459,793.89/x
  3. Step 3: Cross multiply
    1,657,871.59x = 2,486,807.26 × 459,793.89
  4. Step 4: Simplify right side
    1,657,871.59x = 1,143,418,783,755.64
  5. Step 5: Solve for x
    x = 1,143,418,783,755.64/1,657,871.59
  6. Step 6: Final answer
    x = 689,690.80

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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.