Home / 1,249,268.96-1,873,116.12-1,059,795.78

Finding the Fourth Proportional to 1,249,268.96, 1,873,116.12 and 1,059,795.78

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Solution

The fourth proportional to 1,249,268.96, 1,873,116.12 and 1,059,795.78 is: 1,589,025.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,268.96 : 1,873,116.12 = 1,059,795.78 : x
  2. Step 2: Convert to fraction form
    1,249,268.96/1,873,116.12 = 1,059,795.78/x
  3. Step 3: Cross multiply
    1,249,268.96x = 1,873,116.12 × 1,059,795.78
  4. Step 4: Simplify right side
    1,249,268.96x = 1,985,120,559,425.97
  5. Step 5: Solve for x
    x = 1,985,120,559,425.97/1,249,268.96
  6. Step 6: Final answer
    x = 1,589,025.76

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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.