Home / 5,256,635.80-7,887,578.10-2,983,905.40

Finding the Fourth Proportional to 5,256,635.80, 7,887,578.10 and 2,983,905.40

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Solution

The fourth proportional to 5,256,635.80, 7,887,578.10 and 2,983,905.40 is: 4,477,347.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256,635.80 : 7,887,578.10 = 2,983,905.40 : x
  2. Step 2: Convert to fraction form
    5,256,635.80/7,887,578.10 = 2,983,905.40/x
  3. Step 3: Cross multiply
    5,256,635.80x = 7,887,578.10 × 2,983,905.40
  4. Step 4: Simplify right side
    5,256,635.80x = 23,535,786,885,511.74
  5. Step 5: Solve for x
    x = 23,535,786,885,511.74/5,256,635.80
  6. Step 6: Final answer
    x = 4,477,347.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.