Home / 3,196,729.05-4,411,572.81-1,908,317.52

Finding the Fourth Proportional to 3,196,729.05, 4,411,572.81 and 1,908,317.52

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Solution

The fourth proportional to 3,196,729.05, 4,411,572.81 and 1,908,317.52 is: 2,633,529.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196,729.05 : 4,411,572.81 = 1,908,317.52 : x
  2. Step 2: Convert to fraction form
    3,196,729.05/4,411,572.81 = 1,908,317.52/x
  3. Step 3: Cross multiply
    3,196,729.05x = 4,411,572.81 × 1,908,317.52
  4. Step 4: Simplify right side
    3,196,729.05x = 8,418,681,684,078.63
  5. Step 5: Solve for x
    x = 8,418,681,684,078.63/3,196,729.05
  6. Step 6: Final answer
    x = 2,633,529.95

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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.