Home / 3,020,158.71-4,167,819.63-1,662,031.71

Finding the Fourth Proportional to 3,020,158.71, 4,167,819.63 and 1,662,031.71

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Solution

The fourth proportional to 3,020,158.71, 4,167,819.63 and 1,662,031.71 is: 2,293,604.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,158.71 : 4,167,819.63 = 1,662,031.71 : x
  2. Step 2: Convert to fraction form
    3,020,158.71/4,167,819.63 = 1,662,031.71/x
  3. Step 3: Cross multiply
    3,020,158.71x = 4,167,819.63 × 1,662,031.71
  4. Step 4: Simplify right side
    3,020,158.71x = 6,927,048,378,310.31
  5. Step 5: Solve for x
    x = 6,927,048,378,310.31/3,020,158.71
  6. Step 6: Final answer
    x = 2,293,604.09

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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.