Home / 5,078,527.70-7,618,234.41-1,435,295.86

Finding the Fourth Proportional to 5,078,527.70, 7,618,234.41 and 1,435,295.86

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Solution

The fourth proportional to 5,078,527.70, 7,618,234.41 and 1,435,295.86 is: 2,153,068.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078,527.70 : 7,618,234.41 = 1,435,295.86 : x
  2. Step 2: Convert to fraction form
    5,078,527.70/7,618,234.41 = 1,435,295.86/x
  3. Step 3: Cross multiply
    5,078,527.70x = 7,618,234.41 × 1,435,295.86
  4. Step 4: Simplify right side
    5,078,527.70x = 10,934,420,349,757.37
  5. Step 5: Solve for x
    x = 10,934,420,349,757.37/5,078,527.70
  6. Step 6: Final answer
    x = 2,153,068.96

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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.