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Finding the Fourth Proportional to 4,530,509.28, 6,795,608.40 and 1,335,506.40

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Solution

The fourth proportional to 4,530,509.28, 6,795,608.40 and 1,335,506.40 is: 2,003,213.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,530,509.28 : 6,795,608.40 = 1,335,506.40 : x
  2. Step 2: Convert to fraction form
    4,530,509.28/6,795,608.40 = 1,335,506.40/x
  3. Step 3: Cross multiply
    4,530,509.28x = 6,795,608.40 × 1,335,506.40
  4. Step 4: Simplify right side
    4,530,509.28x = 9,075,578,510,093.76
  5. Step 5: Solve for x
    x = 9,075,578,510,093.76/4,530,509.28
  6. Step 6: Final answer
    x = 2,003,213.76

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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.