Home / 1,769,774.27-2,442,475.77-1,081,848.86

Finding the Fourth Proportional to 1,769,774.27, 2,442,475.77 and 1,081,848.86

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Solution

The fourth proportional to 1,769,774.27, 2,442,475.77 and 1,081,848.86 is: 1,493,065.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,774.27 : 2,442,475.77 = 1,081,848.86 : x
  2. Step 2: Convert to fraction form
    1,769,774.27/2,442,475.77 = 1,081,848.86/x
  3. Step 3: Cross multiply
    1,769,774.27x = 2,442,475.77 × 1,081,848.86
  4. Step 4: Simplify right side
    1,769,774.27x = 2,642,389,626,327.49
  5. Step 5: Solve for x
    x = 2,642,389,626,327.49/1,769,774.27
  6. Step 6: Final answer
    x = 1,493,065.91

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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.