Home / 1,077,498.60-1,616,255.94-478,298.64

Finding the Fourth Proportional to 1,077,498.60, 1,616,255.94 and 478,298.64

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Solution

The fourth proportional to 1,077,498.60, 1,616,255.94 and 478,298.64 is: 717,451.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,498.60 : 1,616,255.94 = 478,298.64 : x
  2. Step 2: Convert to fraction form
    1,077,498.60/1,616,255.94 = 478,298.64/x
  3. Step 3: Cross multiply
    1,077,498.60x = 1,616,255.94 × 478,298.64
  4. Step 4: Simplify right side
    1,077,498.60x = 773,053,017,993.92
  5. Step 5: Solve for x
    x = 773,053,017,993.92/1,077,498.60
  6. Step 6: Final answer
    x = 717,451.53

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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.