Home / 1,214,412.60-1,822,785.30-616,049.40

Finding the Fourth Proportional to 1,214,412.60, 1,822,785.30 and 616,049.40

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Solution

The fourth proportional to 1,214,412.60, 1,822,785.30 and 616,049.40 is: 924,665.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,412.60 : 1,822,785.30 = 616,049.40 : x
  2. Step 2: Convert to fraction form
    1,214,412.60/1,822,785.30 = 616,049.40/x
  3. Step 3: Cross multiply
    1,214,412.60x = 1,822,785.30 × 616,049.40
  4. Step 4: Simplify right side
    1,214,412.60x = 1,122,925,790,393.82
  5. Step 5: Solve for x
    x = 1,122,925,790,393.82/1,214,412.60
  6. Step 6: Final answer
    x = 924,665.79

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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.