Home / 1,042,175.13-1,562,178.88-402,917.94

Finding the Fourth Proportional to 1,042,175.13, 1,562,178.88 and 402,917.94

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Solution

The fourth proportional to 1,042,175.13, 1,562,178.88 and 402,917.94 is: 603,957.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,175.13 : 1,562,178.88 = 402,917.94 : x
  2. Step 2: Convert to fraction form
    1,042,175.13/1,562,178.88 = 402,917.94/x
  3. Step 3: Cross multiply
    1,042,175.13x = 1,562,178.88 × 402,917.94
  4. Step 4: Simplify right side
    1,042,175.13x = 629,429,897,877.96
  5. Step 5: Solve for x
    x = 629,429,897,877.96/1,042,175.13
  6. Step 6: Final answer
    x = 603,957.89

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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.