Home / 1,726,342.80-2,590,051.66-511,925.88

Finding the Fourth Proportional to 1,726,342.80, 2,590,051.66 and 511,925.88

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Solution

The fourth proportional to 1,726,342.80, 2,590,051.66 and 511,925.88 is: 768,048.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,342.80 : 2,590,051.66 = 511,925.88 : x
  2. Step 2: Convert to fraction form
    1,726,342.80/2,590,051.66 = 511,925.88/x
  3. Step 3: Cross multiply
    1,726,342.80x = 2,590,051.66 × 511,925.88
  4. Step 4: Simplify right side
    1,726,342.80x = 1,325,914,475,290.96
  5. Step 5: Solve for x
    x = 1,325,914,475,290.96/1,726,342.80
  6. Step 6: Final answer
    x = 768,048.20

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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.