Home / 1,354,931.80-2,032,398.58-344,129.56

Finding the Fourth Proportional to 1,354,931.80, 2,032,398.58 and 344,129.56

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Solution

The fourth proportional to 1,354,931.80, 2,032,398.58 and 344,129.56 is: 516,194.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,931.80 : 2,032,398.58 = 344,129.56 : x
  2. Step 2: Convert to fraction form
    1,354,931.80/2,032,398.58 = 344,129.56/x
  3. Step 3: Cross multiply
    1,354,931.80x = 2,032,398.58 × 344,129.56
  4. Step 4: Simplify right side
    1,354,931.80x = 699,408,429,080.03
  5. Step 5: Solve for x
    x = 699,408,429,080.03/1,354,931.80
  6. Step 6: Final answer
    x = 516,194.56

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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.