Home / 1,111,847.52-1,531,167.33-1,042,565.56

Finding the Fourth Proportional to 1,111,847.52, 1,531,167.33 and 1,042,565.56

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Solution

The fourth proportional to 1,111,847.52, 1,531,167.33 and 1,042,565.56 is: 1,435,756.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,847.52 : 1,531,167.33 = 1,042,565.56 : x
  2. Step 2: Convert to fraction form
    1,111,847.52/1,531,167.33 = 1,042,565.56/x
  3. Step 3: Cross multiply
    1,111,847.52x = 1,531,167.33 × 1,042,565.56
  4. Step 4: Simplify right side
    1,111,847.52x = 1,596,342,324,855.16
  5. Step 5: Solve for x
    x = 1,596,342,324,855.16/1,111,847.52
  6. Step 6: Final answer
    x = 1,435,756.52

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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.