Home / 1,851,495-2,776,524.60-636,840.66

Finding the Fourth Proportional to 1,851,495, 2,776,524.60 and 636,840.66

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Solution

The fourth proportional to 1,851,495, 2,776,524.60 and 636,840.66 is: 955,014.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,495 : 2,776,524.60 = 636,840.66 : x
  2. Step 2: Convert to fraction form
    1,851,495/2,776,524.60 = 636,840.66/x
  3. Step 3: Cross multiply
    1,851,495x = 2,776,524.60 × 636,840.66
  4. Step 4: Simplify right side
    1,851,495x = 1,768,203,758,770.24
  5. Step 5: Solve for x
    x = 1,768,203,758,770.24/1,851,495
  6. Step 6: Final answer
    x = 955,014.06

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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.