Home / 1,646,440.40-2,469,842.04-524,251.28

Finding the Fourth Proportional to 1,646,440.40, 2,469,842.04 and 524,251.28

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Solution

The fourth proportional to 1,646,440.40, 2,469,842.04 and 524,251.28 is: 786,434.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,440.40 : 2,469,842.04 = 524,251.28 : x
  2. Step 2: Convert to fraction form
    1,646,440.40/2,469,842.04 = 524,251.28/x
  3. Step 3: Cross multiply
    1,646,440.40x = 2,469,842.04 × 524,251.28
  4. Step 4: Simplify right side
    1,646,440.40x = 1,294,817,850,867.81
  5. Step 5: Solve for x
    x = 1,294,817,850,867.81/1,646,440.40
  6. Step 6: Final answer
    x = 786,434.69

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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.