Home / 1,799,964-2,698,613.28-1,089,825.12

Finding the Fourth Proportional to 1,799,964, 2,698,613.28 and 1,089,825.12

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Solution

The fourth proportional to 1,799,964, 2,698,613.28 and 1,089,825.12 is: 1,633,930.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,964 : 2,698,613.28 = 1,089,825.12 : x
  2. Step 2: Convert to fraction form
    1,799,964/2,698,613.28 = 1,089,825.12/x
  3. Step 3: Cross multiply
    1,799,964x = 2,698,613.28 × 1,089,825.12
  4. Step 4: Simplify right side
    1,799,964x = 2,941,016,541,709.59
  5. Step 5: Solve for x
    x = 2,941,016,541,709.59/1,799,964
  6. Step 6: Final answer
    x = 1,633,930.76

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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.