Home / 1,241,567.80-1,861,958.04-531,405.16

Finding the Fourth Proportional to 1,241,567.80, 1,861,958.04 and 531,405.16

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Solution

The fourth proportional to 1,241,567.80, 1,861,958.04 and 531,405.16 is: 796,939.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,567.80 : 1,861,958.04 = 531,405.16 : x
  2. Step 2: Convert to fraction form
    1,241,567.80/1,861,958.04 = 531,405.16/x
  3. Step 3: Cross multiply
    1,241,567.80x = 1,861,958.04 × 531,405.16
  4. Step 4: Simplify right side
    1,241,567.80x = 989,454,103,511.82
  5. Step 5: Solve for x
    x = 989,454,103,511.82/1,241,567.80
  6. Step 6: Final answer
    x = 796,939.25

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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.