Home / 3,415,763.52-4,712,899.68-1,945,339.20

Finding the Fourth Proportional to 3,415,763.52, 4,712,899.68 and 1,945,339.20

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Solution

The fourth proportional to 3,415,763.52, 4,712,899.68 and 1,945,339.20 is: 2,684,081.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415,763.52 : 4,712,899.68 = 1,945,339.20 : x
  2. Step 2: Convert to fraction form
    3,415,763.52/4,712,899.68 = 1,945,339.20/x
  3. Step 3: Cross multiply
    3,415,763.52x = 4,712,899.68 × 1,945,339.20
  4. Step 4: Simplify right side
    3,415,763.52x = 9,168,188,493,171.46
  5. Step 5: Solve for x
    x = 9,168,188,493,171.46/3,415,763.52
  6. Step 6: Final answer
    x = 2,684,081.74

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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.