Home / 1,241,935.68-1,861,345.08-531,127.92

Finding the Fourth Proportional to 1,241,935.68, 1,861,345.08 and 531,127.92

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Solution

The fourth proportional to 1,241,935.68, 1,861,345.08 and 531,127.92 is: 796,025.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,935.68 : 1,861,345.08 = 531,127.92 : x
  2. Step 2: Convert to fraction form
    1,241,935.68/1,861,345.08 = 531,127.92/x
  3. Step 3: Cross multiply
    1,241,935.68x = 1,861,345.08 × 531,127.92
  4. Step 4: Simplify right side
    1,241,935.68x = 988,612,340,742.63
  5. Step 5: Solve for x
    x = 988,612,340,742.63/1,241,935.68
  6. Step 6: Final answer
    x = 796,025.40

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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.