Home / 1,078,013.60-1,616,793.60-545,033.60

Finding the Fourth Proportional to 1,078,013.60, 1,616,793.60 and 545,033.60

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Solution

The fourth proportional to 1,078,013.60, 1,616,793.60 and 545,033.60 is: 817,435.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,013.60 : 1,616,793.60 = 545,033.60 : x
  2. Step 2: Convert to fraction form
    1,078,013.60/1,616,793.60 = 545,033.60/x
  3. Step 3: Cross multiply
    1,078,013.60x = 1,616,793.60 × 545,033.60
  4. Step 4: Simplify right side
    1,078,013.60x = 881,206,836,264.96
  5. Step 5: Solve for x
    x = 881,206,836,264.96/1,078,013.60
  6. Step 6: Final answer
    x = 817,435.73

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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.