Home / 1,238,097.16-1,857,670.62-676,475.56

Finding the Fourth Proportional to 1,238,097.16, 1,857,670.62 and 676,475.56

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Solution

The fourth proportional to 1,238,097.16, 1,857,670.62 and 676,475.56 is: 1,015,000.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,097.16 : 1,857,670.62 = 676,475.56 : x
  2. Step 2: Convert to fraction form
    1,238,097.16/1,857,670.62 = 676,475.56/x
  3. Step 3: Cross multiply
    1,238,097.16x = 1,857,670.62 × 676,475.56
  4. Step 4: Simplify right side
    1,238,097.16x = 1,256,668,772,960.05
  5. Step 5: Solve for x
    x = 1,256,668,772,960.05/1,238,097.16
  6. Step 6: Final answer
    x = 1,015,000.13

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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.