Home / 1,056,083.44-1,457,647.32-626,612.80

Finding the Fourth Proportional to 1,056,083.44, 1,457,647.32 and 626,612.80

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Solution

The fourth proportional to 1,056,083.44, 1,457,647.32 and 626,612.80 is: 864,875.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,083.44 : 1,457,647.32 = 626,612.80 : x
  2. Step 2: Convert to fraction form
    1,056,083.44/1,457,647.32 = 626,612.80/x
  3. Step 3: Cross multiply
    1,056,083.44x = 1,457,647.32 × 626,612.80
  4. Step 4: Simplify right side
    1,056,083.44x = 913,380,468,597.70
  5. Step 5: Solve for x
    x = 913,380,468,597.70/1,056,083.44
  6. Step 6: Final answer
    x = 864,875.29

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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.