Home / 3,211,596.50-4,432,003.18-1,780,812.50

Finding the Fourth Proportional to 3,211,596.50, 4,432,003.18 and 1,780,812.50

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Solution

The fourth proportional to 3,211,596.50, 4,432,003.18 and 1,780,812.50 is: 2,457,521.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,596.50 : 4,432,003.18 = 1,780,812.50 : x
  2. Step 2: Convert to fraction form
    3,211,596.50/4,432,003.18 = 1,780,812.50/x
  3. Step 3: Cross multiply
    3,211,596.50x = 4,432,003.18 × 1,780,812.50
  4. Step 4: Simplify right side
    3,211,596.50x = 7,892,566,662,983.75
  5. Step 5: Solve for x
    x = 7,892,566,662,983.75/3,211,596.50
  6. Step 6: Final answer
    x = 2,457,521.26

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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.