Home / 1,999,364.32-2,759,114.50-1,081,591.30

Finding the Fourth Proportional to 1,999,364.32, 2,759,114.50 and 1,081,591.30

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Solution

The fourth proportional to 1,999,364.32, 2,759,114.50 and 1,081,591.30 is: 1,492,591.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,364.32 : 2,759,114.50 = 1,081,591.30 : x
  2. Step 2: Convert to fraction form
    1,999,364.32/2,759,114.50 = 1,081,591.30/x
  3. Step 3: Cross multiply
    1,999,364.32x = 2,759,114.50 × 1,081,591.30
  4. Step 4: Simplify right side
    1,999,364.32x = 2,984,234,238,903.85
  5. Step 5: Solve for x
    x = 2,984,234,238,903.85/1,999,364.32
  6. Step 6: Final answer
    x = 1,492,591.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.