Home / 5,311,538.40-7,965,573.84-1,716,460.32

Finding the Fourth Proportional to 5,311,538.40, 7,965,573.84 and 1,716,460.32

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Solution

The fourth proportional to 5,311,538.40, 7,965,573.84 and 1,716,460.32 is: 2,574,130.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311,538.40 : 7,965,573.84 = 1,716,460.32 : x
  2. Step 2: Convert to fraction form
    5,311,538.40/7,965,573.84 = 1,716,460.32/x
  3. Step 3: Cross multiply
    5,311,538.40x = 7,965,573.84 × 1,716,460.32
  4. Step 4: Simplify right side
    5,311,538.40x = 13,672,591,422,390.03
  5. Step 5: Solve for x
    x = 13,672,591,422,390.03/5,311,538.40
  6. Step 6: Final answer
    x = 2,574,130.20

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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.