Home / 1,644,374.80-2,467,663.80-579,419.20

Finding the Fourth Proportional to 1,644,374.80, 2,467,663.80 and 579,419.20

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Solution

The fourth proportional to 1,644,374.80, 2,467,663.80 and 579,419.20 is: 869,516.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,374.80 : 2,467,663.80 = 579,419.20 : x
  2. Step 2: Convert to fraction form
    1,644,374.80/2,467,663.80 = 579,419.20/x
  3. Step 3: Cross multiply
    1,644,374.80x = 2,467,663.80 × 579,419.20
  4. Step 4: Simplify right side
    1,644,374.80x = 1,429,811,784,864.96
  5. Step 5: Solve for x
    x = 1,429,811,784,864.96/1,644,374.80
  6. Step 6: Final answer
    x = 869,516.96

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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.