Home / 1,761,990.72-2,643,160.32-563,612.16

Finding the Fourth Proportional to 1,761,990.72, 2,643,160.32 and 563,612.16

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Solution

The fourth proportional to 1,761,990.72, 2,643,160.32 and 563,612.16 is: 845,473.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,990.72 : 2,643,160.32 = 563,612.16 : x
  2. Step 2: Convert to fraction form
    1,761,990.72/2,643,160.32 = 563,612.16/x
  3. Step 3: Cross multiply
    1,761,990.72x = 2,643,160.32 × 563,612.16
  4. Step 4: Simplify right side
    1,761,990.72x = 1,489,717,297,181.49
  5. Step 5: Solve for x
    x = 1,489,717,297,181.49/1,761,990.72
  6. Step 6: Final answer
    x = 845,473.97

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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.