Home / 3,165,404.76-4,368,252.42-1,715,139.45

Finding the Fourth Proportional to 3,165,404.76, 4,368,252.42 and 1,715,139.45

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Solution

The fourth proportional to 3,165,404.76, 4,368,252.42 and 1,715,139.45 is: 2,366,889.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,404.76 : 4,368,252.42 = 1,715,139.45 : x
  2. Step 2: Convert to fraction form
    3,165,404.76/4,368,252.42 = 1,715,139.45/x
  3. Step 3: Cross multiply
    3,165,404.76x = 4,368,252.42 × 1,715,139.45
  4. Step 4: Simplify right side
    3,165,404.76x = 7,492,162,053,099.97
  5. Step 5: Solve for x
    x = 7,492,162,053,099.97/3,165,404.76
  6. Step 6: Final answer
    x = 2,366,889.11

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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.