Home / 1,679,151.15-2,518,975.80-541,539.36

Finding the Fourth Proportional to 1,679,151.15, 2,518,975.80 and 541,539.36

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Solution

The fourth proportional to 1,679,151.15, 2,518,975.80 and 541,539.36 is: 812,389.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,151.15 : 2,518,975.80 = 541,539.36 : x
  2. Step 2: Convert to fraction form
    1,679,151.15/2,518,975.80 = 541,539.36/x
  3. Step 3: Cross multiply
    1,679,151.15x = 2,518,975.80 × 541,539.36
  4. Step 4: Simplify right side
    1,679,151.15x = 1,364,124,542,587.49
  5. Step 5: Solve for x
    x = 1,364,124,542,587.49/1,679,151.15
  6. Step 6: Final answer
    x = 812,389.37

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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.