Home / 1,725,179.65-2,380,757.67-1,000,457.66

Finding the Fourth Proportional to 1,725,179.65, 2,380,757.67 and 1,000,457.66

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Solution

The fourth proportional to 1,725,179.65, 2,380,757.67 and 1,000,457.66 is: 1,380,637.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,179.65 : 2,380,757.67 = 1,000,457.66 : x
  2. Step 2: Convert to fraction form
    1,725,179.65/2,380,757.67 = 1,000,457.66/x
  3. Step 3: Cross multiply
    1,725,179.65x = 2,380,757.67 × 1,000,457.66
  4. Step 4: Simplify right side
    1,725,179.65x = 2,381,847,247,555.25
  5. Step 5: Solve for x
    x = 2,381,847,247,555.25/1,725,179.65
  6. Step 6: Final answer
    x = 1,380,637.23

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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.