Home / 1,336,004.80-1,999,341.60-934,763.20

Finding the Fourth Proportional to 1,336,004.80, 1,999,341.60 and 934,763.20

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Solution

The fourth proportional to 1,336,004.80, 1,999,341.60 and 934,763.20 is: 1,398,880.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,004.80 : 1,999,341.60 = 934,763.20 : x
  2. Step 2: Convert to fraction form
    1,336,004.80/1,999,341.60 = 934,763.20/x
  3. Step 3: Cross multiply
    1,336,004.80x = 1,999,341.60 × 934,763.20
  4. Step 4: Simplify right side
    1,336,004.80x = 1,868,910,951,909.12
  5. Step 5: Solve for x
    x = 1,868,910,951,909.12/1,336,004.80
  6. Step 6: Final answer
    x = 1,398,880.42

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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.