Home / 1,434,205.94-2,151,308.91-487,576.66

Finding the Fourth Proportional to 1,434,205.94, 2,151,308.91 and 487,576.66

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Solution

The fourth proportional to 1,434,205.94, 2,151,308.91 and 487,576.66 is: 731,364.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,205.94 : 2,151,308.91 = 487,576.66 : x
  2. Step 2: Convert to fraction form
    1,434,205.94/2,151,308.91 = 487,576.66/x
  3. Step 3: Cross multiply
    1,434,205.94x = 2,151,308.91 × 487,576.66
  4. Step 4: Simplify right side
    1,434,205.94x = 1,048,928,012,966.04
  5. Step 5: Solve for x
    x = 1,048,928,012,966.04/1,434,205.94
  6. Step 6: Final answer
    x = 731,364.99

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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.