Home / 1,769,777.27-2,442,479.93-1,081,851.86

Finding the Fourth Proportional to 1,769,777.27, 2,442,479.93 and 1,081,851.86

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Solution

The fourth proportional to 1,769,777.27, 2,442,479.93 and 1,081,851.86 is: 1,493,070.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,777.27 : 2,442,479.93 = 1,081,851.86 : x
  2. Step 2: Convert to fraction form
    1,769,777.27/2,442,479.93 = 1,081,851.86/x
  3. Step 3: Cross multiply
    1,769,777.27x = 2,442,479.93 × 1,081,851.86
  4. Step 4: Simplify right side
    1,769,777.27x = 2,642,401,437,661.51
  5. Step 5: Solve for x
    x = 2,642,401,437,661.51/1,769,777.27
  6. Step 6: Final answer
    x = 1,493,070.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.