Home / 1,776,258.28-2,451,255.78-971,425

Finding the Fourth Proportional to 1,776,258.28, 2,451,255.78 and 971,425

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Solution

The fourth proportional to 1,776,258.28, 2,451,255.78 and 971,425 is: 1,340,577.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,258.28 : 2,451,255.78 = 971,425 : x
  2. Step 2: Convert to fraction form
    1,776,258.28/2,451,255.78 = 971,425/x
  3. Step 3: Cross multiply
    1,776,258.28x = 2,451,255.78 × 971,425
  4. Step 4: Simplify right side
    1,776,258.28x = 2,381,211,146,086.50
  5. Step 5: Solve for x
    x = 2,381,211,146,086.50/1,776,258.28
  6. Step 6: Final answer
    x = 1,340,577.08

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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.