Home / 1,427,342.94-2,141,018.13-481,378.14

Finding the Fourth Proportional to 1,427,342.94, 2,141,018.13 and 481,378.14

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Solution

The fourth proportional to 1,427,342.94, 2,141,018.13 and 481,378.14 is: 722,068.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,342.94 : 2,141,018.13 = 481,378.14 : x
  2. Step 2: Convert to fraction form
    1,427,342.94/2,141,018.13 = 481,378.14/x
  3. Step 3: Cross multiply
    1,427,342.94x = 2,141,018.13 × 481,378.14
  4. Step 4: Simplify right side
    1,427,342.94x = 1,030,639,325,125.68
  5. Step 5: Solve for x
    x = 1,030,639,325,125.68/1,427,342.94
  6. Step 6: Final answer
    x = 722,068.46

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1.5x scale

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.