Home / 1,214,188.27-1,820,965.05-361,030.15

Finding the Fourth Proportional to 1,214,188.27, 1,820,965.05 and 361,030.15

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Solution

The fourth proportional to 1,214,188.27, 1,820,965.05 and 361,030.15 is: 541,450.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,188.27 : 1,820,965.05 = 361,030.15 : x
  2. Step 2: Convert to fraction form
    1,214,188.27/1,820,965.05 = 361,030.15/x
  3. Step 3: Cross multiply
    1,214,188.27x = 1,820,965.05 × 361,030.15
  4. Step 4: Simplify right side
    1,214,188.27x = 657,423,285,146.26
  5. Step 5: Solve for x
    x = 657,423,285,146.26/1,214,188.27
  6. Step 6: Final answer
    x = 541,450.86

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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.