Home / 1,444,970.80-1,994,131.80-872,001.52

Finding the Fourth Proportional to 1,444,970.80, 1,994,131.80 and 872,001.52

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Solution

The fourth proportional to 1,444,970.80, 1,994,131.80 and 872,001.52 is: 1,203,405.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,970.80 : 1,994,131.80 = 872,001.52 : x
  2. Step 2: Convert to fraction form
    1,444,970.80/1,994,131.80 = 872,001.52/x
  3. Step 3: Cross multiply
    1,444,970.80x = 1,994,131.80 × 872,001.52
  4. Step 4: Simplify right side
    1,444,970.80x = 1,738,885,960,680.34
  5. Step 5: Solve for x
    x = 1,738,885,960,680.34/1,444,970.80
  6. Step 6: Final answer
    x = 1,203,405.61

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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.