Home / 1,657,524.30-2,486,040.39-459,321.67

Finding the Fourth Proportional to 1,657,524.30, 2,486,040.39 and 459,321.67

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Solution

The fourth proportional to 1,657,524.30, 2,486,040.39 and 459,321.67 is: 688,914.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,524.30 : 2,486,040.39 = 459,321.67 : x
  2. Step 2: Convert to fraction form
    1,657,524.30/2,486,040.39 = 459,321.67/x
  3. Step 3: Cross multiply
    1,657,524.30x = 2,486,040.39 × 459,321.67
  4. Step 4: Simplify right side
    1,657,524.30x = 1,141,892,226,729.80
  5. Step 5: Solve for x
    x = 1,141,892,226,729.80/1,657,524.30
  6. Step 6: Final answer
    x = 688,914.32

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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.