Home / 1,874,228.40-2,811,333.31-454,284.47

Finding the Fourth Proportional to 1,874,228.40, 2,811,333.31 and 454,284.47

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Solution

The fourth proportional to 1,874,228.40, 2,811,333.31 and 454,284.47 is: 681,424.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,228.40 : 2,811,333.31 = 454,284.47 : x
  2. Step 2: Convert to fraction form
    1,874,228.40/2,811,333.31 = 454,284.47/x
  3. Step 3: Cross multiply
    1,874,228.40x = 2,811,333.31 × 454,284.47
  4. Step 4: Simplify right side
    1,874,228.40x = 1,277,145,068,619.32
  5. Step 5: Solve for x
    x = 1,277,145,068,619.32/1,874,228.40
  6. Step 6: Final answer
    x = 681,424.46

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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.