Home / 1,200,874.74-1,801,333.98-402,007.38

Finding the Fourth Proportional to 1,200,874.74, 1,801,333.98 and 402,007.38

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Solution

The fourth proportional to 1,200,874.74, 1,801,333.98 and 402,007.38 is: 603,018.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,874.74 : 1,801,333.98 = 402,007.38 : x
  2. Step 2: Convert to fraction form
    1,200,874.74/1,801,333.98 = 402,007.38/x
  3. Step 3: Cross multiply
    1,200,874.74x = 1,801,333.98 × 402,007.38
  4. Step 4: Simplify right side
    1,200,874.74x = 724,149,553,804.77
  5. Step 5: Solve for x
    x = 724,149,553,804.77/1,200,874.74
  6. Step 6: Final answer
    x = 603,018.39

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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.