Home / 1,848,151.40-2,771,028.30-782,904.20

Finding the Fourth Proportional to 1,848,151.40, 2,771,028.30 and 782,904.20

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Solution

The fourth proportional to 1,848,151.40, 2,771,028.30 and 782,904.20 is: 1,173,848.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848,151.40 : 2,771,028.30 = 782,904.20 : x
  2. Step 2: Convert to fraction form
    1,848,151.40/2,771,028.30 = 782,904.20/x
  3. Step 3: Cross multiply
    1,848,151.40x = 2,771,028.30 × 782,904.20
  4. Step 4: Simplify right side
    1,848,151.40x = 2,169,449,694,388.86
  5. Step 5: Solve for x
    x = 2,169,449,694,388.86/1,848,151.40
  6. Step 6: Final answer
    x = 1,173,848.47

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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.