Home / 1,091,993.94-1,506,507.75-724,644.32

Finding the Fourth Proportional to 1,091,993.94, 1,506,507.75 and 724,644.32

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Solution

The fourth proportional to 1,091,993.94, 1,506,507.75 and 724,644.32 is: 999,714.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,993.94 : 1,506,507.75 = 724,644.32 : x
  2. Step 2: Convert to fraction form
    1,091,993.94/1,506,507.75 = 724,644.32/x
  3. Step 3: Cross multiply
    1,091,993.94x = 1,506,507.75 × 724,644.32
  4. Step 4: Simplify right side
    1,091,993.94x = 1,091,682,276,540.94
  5. Step 5: Solve for x
    x = 1,091,682,276,540.94/1,091,993.94
  6. Step 6: Final answer
    x = 999,714.59

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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.