Home / 1,678,808.86-2,518,705.53-541,548.22

Finding the Fourth Proportional to 1,678,808.86, 2,518,705.53 and 541,548.22

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Solution

The fourth proportional to 1,678,808.86, 2,518,705.53 and 541,548.22 is: 812,481.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,808.86 : 2,518,705.53 = 541,548.22 : x
  2. Step 2: Convert to fraction form
    1,678,808.86/2,518,705.53 = 541,548.22/x
  3. Step 3: Cross multiply
    1,678,808.86x = 2,518,705.53 × 541,548.22
  4. Step 4: Simplify right side
    1,678,808.86x = 1,364,000,496,475.66
  5. Step 5: Solve for x
    x = 1,364,000,496,475.66/1,678,808.86
  6. Step 6: Final answer
    x = 812,481.12

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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.