Home / 4,305,220.80-6,457,312.80-1,780,612.80

Finding the Fourth Proportional to 4,305,220.80, 6,457,312.80 and 1,780,612.80

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Solution

The fourth proportional to 4,305,220.80, 6,457,312.80 and 1,780,612.80 is: 2,670,704.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305,220.80 : 6,457,312.80 = 1,780,612.80 : x
  2. Step 2: Convert to fraction form
    4,305,220.80/6,457,312.80 = 1,780,612.80/x
  3. Step 3: Cross multiply
    4,305,220.80x = 6,457,312.80 × 1,780,612.80
  4. Step 4: Simplify right side
    4,305,220.80x = 11,497,973,825,283.84
  5. Step 5: Solve for x
    x = 11,497,973,825,283.84/4,305,220.80
  6. Step 6: Final answer
    x = 2,670,704.79

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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.