Home / 1,657,833.60-2,486,890.80-459,755.76

Finding the Fourth Proportional to 1,657,833.60, 2,486,890.80 and 459,755.76

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Solution

The fourth proportional to 1,657,833.60, 2,486,890.80 and 459,755.76 is: 689,672.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,833.60 : 2,486,890.80 = 459,755.76 : x
  2. Step 2: Convert to fraction form
    1,657,833.60/2,486,890.80 = 459,755.76/x
  3. Step 3: Cross multiply
    1,657,833.60x = 2,486,890.80 × 459,755.76
  4. Step 4: Simplify right side
    1,657,833.60x = 1,143,362,369,791.01
  5. Step 5: Solve for x
    x = 1,143,362,369,791.01/1,657,833.60
  6. Step 6: Final answer
    x = 689,672.58

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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.