Home / 1,657,353.75-2,486,023.53-459,272.63

Finding the Fourth Proportional to 1,657,353.75, 2,486,023.53 and 459,272.63

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Solution

The fourth proportional to 1,657,353.75, 2,486,023.53 and 459,272.63 is: 688,906.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,353.75 : 2,486,023.53 = 459,272.63 : x
  2. Step 2: Convert to fraction form
    1,657,353.75/2,486,023.53 = 459,272.63/x
  3. Step 3: Cross multiply
    1,657,353.75x = 2,486,023.53 × 459,272.63
  4. Step 4: Simplify right side
    1,657,353.75x = 1,141,762,552,434.87
  5. Step 5: Solve for x
    x = 1,141,762,552,434.87/1,657,353.75
  6. Step 6: Final answer
    x = 688,906.97

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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.