Home / 3,358,691.64-4,634,819.54-1,908,185.76

Finding the Fourth Proportional to 3,358,691.64, 4,634,819.54 and 1,908,185.76

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Solution

The fourth proportional to 3,358,691.64, 4,634,819.54 and 1,908,185.76 is: 2,633,196.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358,691.64 : 4,634,819.54 = 1,908,185.76 : x
  2. Step 2: Convert to fraction form
    3,358,691.64/4,634,819.54 = 1,908,185.76/x
  3. Step 3: Cross multiply
    3,358,691.64x = 4,634,819.54 × 1,908,185.76
  4. Step 4: Simplify right side
    3,358,691.64x = 8,844,096,646,397.75
  5. Step 5: Solve for x
    x = 8,844,096,646,397.75/3,358,691.64
  6. Step 6: Final answer
    x = 2,633,196.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.