Home / 1,909,951.75-2,635,783.28-1,050,534.55

Finding the Fourth Proportional to 1,909,951.75, 2,635,783.28 and 1,050,534.55

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Solution

The fourth proportional to 1,909,951.75, 2,635,783.28 and 1,050,534.55 is: 1,449,765.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,951.75 : 2,635,783.28 = 1,050,534.55 : x
  2. Step 2: Convert to fraction form
    1,909,951.75/2,635,783.28 = 1,050,534.55/x
  3. Step 3: Cross multiply
    1,909,951.75x = 2,635,783.28 × 1,050,534.55
  4. Step 4: Simplify right side
    1,909,951.75x = 2,768,981,401,952.32
  5. Step 5: Solve for x
    x = 2,768,981,401,952.32/1,909,951.75
  6. Step 6: Final answer
    x = 1,449,765.11

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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.