Home / 1,645,953.32-2,468,680.52-447,969

Finding the Fourth Proportional to 1,645,953.32, 2,468,680.52 and 447,969

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Solution

The fourth proportional to 1,645,953.32, 2,468,680.52 and 447,969 is: 671,885.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,953.32 : 2,468,680.52 = 447,969 : x
  2. Step 2: Convert to fraction form
    1,645,953.32/2,468,680.52 = 447,969/x
  3. Step 3: Cross multiply
    1,645,953.32x = 2,468,680.52 × 447,969
  4. Step 4: Simplify right side
    1,645,953.32x = 1,105,892,343,863.88
  5. Step 5: Solve for x
    x = 1,105,892,343,863.88/1,645,953.32
  6. Step 6: Final answer
    x = 671,885.61

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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.