Home / 2,776,807.80-4,169,066.22-1,429,932.60

Finding the Fourth Proportional to 2,776,807.80, 4,169,066.22 and 1,429,932.60

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Solution

The fourth proportional to 2,776,807.80, 4,169,066.22 and 1,429,932.60 is: 2,146,883.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776,807.80 : 4,169,066.22 = 1,429,932.60 : x
  2. Step 2: Convert to fraction form
    2,776,807.80/4,169,066.22 = 1,429,932.60/x
  3. Step 3: Cross multiply
    2,776,807.80x = 4,169,066.22 × 1,429,932.60
  4. Step 4: Simplify right side
    2,776,807.80x = 5,961,483,699,536.77
  5. Step 5: Solve for x
    x = 5,961,483,699,536.77/2,776,807.80
  6. Step 6: Final answer
    x = 2,146,883.81

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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.