Home / 1,214,403.60-1,822,771.80-616,040.40

Finding the Fourth Proportional to 1,214,403.60, 1,822,771.80 and 616,040.40

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Solution

The fourth proportional to 1,214,403.60, 1,822,771.80 and 616,040.40 is: 924,652.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,403.60 : 1,822,771.80 = 616,040.40 : x
  2. Step 2: Convert to fraction form
    1,214,403.60/1,822,771.80 = 616,040.40/x
  3. Step 3: Cross multiply
    1,214,403.60x = 1,822,771.80 × 616,040.40
  4. Step 4: Simplify right side
    1,214,403.60x = 1,122,901,068,780.72
  5. Step 5: Solve for x
    x = 1,122,901,068,780.72/1,214,403.60
  6. Step 6: Final answer
    x = 924,652.29

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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.