Home / 1,029,803.04-1,544,685.12-319,815.36

Finding the Fourth Proportional to 1,029,803.04, 1,544,685.12 and 319,815.36

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Solution

The fourth proportional to 1,029,803.04, 1,544,685.12 and 319,815.36 is: 479,717.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,803.04 : 1,544,685.12 = 319,815.36 : x
  2. Step 2: Convert to fraction form
    1,029,803.04/1,544,685.12 = 319,815.36/x
  3. Step 3: Cross multiply
    1,029,803.04x = 1,544,685.12 × 319,815.36
  4. Step 4: Simplify right side
    1,029,803.04x = 494,014,027,739.44
  5. Step 5: Solve for x
    x = 494,014,027,739.44/1,029,803.04
  6. Step 6: Final answer
    x = 479,717.00

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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.