Home / 2,807,941.92-4,211,909.60-914,680.32

Finding the Fourth Proportional to 2,807,941.92, 4,211,909.60 and 914,680.32

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Solution

The fourth proportional to 2,807,941.92, 4,211,909.60 and 914,680.32 is: 1,372,019.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,941.92 : 4,211,909.60 = 914,680.32 : x
  2. Step 2: Convert to fraction form
    2,807,941.92/4,211,909.60 = 914,680.32/x
  3. Step 3: Cross multiply
    2,807,941.92x = 4,211,909.60 × 914,680.32
  4. Step 4: Simplify right side
    2,807,941.92x = 3,852,550,820,739.07
  5. Step 5: Solve for x
    x = 3,852,550,820,739.07/2,807,941.92
  6. Step 6: Final answer
    x = 1,372,019.41

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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.