Home / 1,728,700.43-2,385,847.04-964,803.20

Finding the Fourth Proportional to 1,728,700.43, 2,385,847.04 and 964,803.20

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Solution

The fourth proportional to 1,728,700.43, 2,385,847.04 and 964,803.20 is: 1,331,562.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,700.43 : 2,385,847.04 = 964,803.20 : x
  2. Step 2: Convert to fraction form
    1,728,700.43/2,385,847.04 = 964,803.20/x
  3. Step 3: Cross multiply
    1,728,700.43x = 2,385,847.04 × 964,803.20
  4. Step 4: Simplify right side
    1,728,700.43x = 2,301,872,842,149.28
  5. Step 5: Solve for x
    x = 2,301,872,842,149.28/1,728,700.43
  6. Step 6: Final answer
    x = 1,331,562.61

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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.