Home / 1,213,650.36-1,819,876.50-371,999.16

Finding the Fourth Proportional to 1,213,650.36, 1,819,876.50 and 371,999.16

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Solution

The fourth proportional to 1,213,650.36, 1,819,876.50 and 371,999.16 is: 557,815.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,650.36 : 1,819,876.50 = 371,999.16 : x
  2. Step 2: Convert to fraction form
    1,213,650.36/1,819,876.50 = 371,999.16/x
  3. Step 3: Cross multiply
    1,213,650.36x = 1,819,876.50 × 371,999.16
  4. Step 4: Simplify right side
    1,213,650.36x = 676,992,529,303.74
  5. Step 5: Solve for x
    x = 676,992,529,303.74/1,213,650.36
  6. Step 6: Final answer
    x = 557,815.13

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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.