Home / 1,657,353.69-2,486,023.44-459,272.56

Finding the Fourth Proportional to 1,657,353.69, 2,486,023.44 and 459,272.56

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Solution

The fourth proportional to 1,657,353.69, 2,486,023.44 and 459,272.56 is: 688,906.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,353.69 : 2,486,023.44 = 459,272.56 : x
  2. Step 2: Convert to fraction form
    1,657,353.69/2,486,023.44 = 459,272.56/x
  3. Step 3: Cross multiply
    1,657,353.69x = 2,486,023.44 × 459,272.56
  4. Step 4: Simplify right side
    1,657,353.69x = 1,141,762,349,508.81
  5. Step 5: Solve for x
    x = 1,141,762,349,508.81/1,657,353.69
  6. Step 6: Final answer
    x = 688,906.87

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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.