Home / 1,628,007.54-2,441,982.15-668,254.74

Finding the Fourth Proportional to 1,628,007.54, 2,441,982.15 and 668,254.74

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Solution

The fourth proportional to 1,628,007.54, 2,441,982.15 and 668,254.74 is: 1,002,370.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,007.54 : 2,441,982.15 = 668,254.74 : x
  2. Step 2: Convert to fraction form
    1,628,007.54/2,441,982.15 = 668,254.74/x
  3. Step 3: Cross multiply
    1,628,007.54x = 2,441,982.15 × 668,254.74
  4. Step 4: Simplify right side
    1,628,007.54x = 1,631,866,146,732.89
  5. Step 5: Solve for x
    x = 1,631,866,146,732.89/1,628,007.54
  6. Step 6: Final answer
    x = 1,002,370.14

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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.