Home / 3,429,679.32-4,733,347.59-1,979,763.93

Finding the Fourth Proportional to 3,429,679.32, 4,733,347.59 and 1,979,763.93

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Solution

The fourth proportional to 3,429,679.32, 4,733,347.59 and 1,979,763.93 is: 2,732,299.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,679.32 : 4,733,347.59 = 1,979,763.93 : x
  2. Step 2: Convert to fraction form
    3,429,679.32/4,733,347.59 = 1,979,763.93/x
  3. Step 3: Cross multiply
    3,429,679.32x = 4,733,347.59 × 1,979,763.93
  4. Step 4: Simplify right side
    3,429,679.32x = 9,370,910,826,834.43
  5. Step 5: Solve for x
    x = 9,370,910,826,834.43/3,429,679.32
  6. Step 6: Final answer
    x = 2,732,299.42

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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.