Home / 1,145,377.23-1,580,577.27-636,112.41

Finding the Fourth Proportional to 1,145,377.23, 1,580,577.27 and 636,112.41

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Solution

The fourth proportional to 1,145,377.23, 1,580,577.27 and 636,112.41 is: 877,811.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,377.23 : 1,580,577.27 = 636,112.41 : x
  2. Step 2: Convert to fraction form
    1,145,377.23/1,580,577.27 = 636,112.41/x
  3. Step 3: Cross multiply
    1,145,377.23x = 1,580,577.27 × 636,112.41
  4. Step 4: Simplify right side
    1,145,377.23x = 1,005,424,816,410.92
  5. Step 5: Solve for x
    x = 1,005,424,816,410.92/1,145,377.23
  6. Step 6: Final answer
    x = 877,811.07

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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.