Home / 1,874,474.28-2,811,129.64-676,240.47

Finding the Fourth Proportional to 1,874,474.28, 2,811,129.64 and 676,240.47

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Solution

The fourth proportional to 1,874,474.28, 2,811,129.64 and 676,240.47 is: 1,014,150.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,474.28 : 2,811,129.64 = 676,240.47 : x
  2. Step 2: Convert to fraction form
    1,874,474.28/2,811,129.64 = 676,240.47/x
  3. Step 3: Cross multiply
    1,874,474.28x = 2,811,129.64 × 676,240.47
  4. Step 4: Simplify right side
    1,874,474.28x = 1,900,999,627,293.93
  5. Step 5: Solve for x
    x = 1,900,999,627,293.93/1,874,474.28
  6. Step 6: Final answer
    x = 1,014,150.82

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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.