Home / 2,182,653.86-3,010,979.32-1,458,472.55

Finding the Fourth Proportional to 2,182,653.86, 3,010,979.32 and 1,458,472.55

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Solution

The fourth proportional to 2,182,653.86, 3,010,979.32 and 1,458,472.55 is: 2,011,968.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,653.86 : 3,010,979.32 = 1,458,472.55 : x
  2. Step 2: Convert to fraction form
    2,182,653.86/3,010,979.32 = 1,458,472.55/x
  3. Step 3: Cross multiply
    2,182,653.86x = 3,010,979.32 × 1,458,472.55
  4. Step 4: Simplify right side
    2,182,653.86x = 4,391,430,668,136.59
  5. Step 5: Solve for x
    x = 4,391,430,668,136.59/2,182,653.86
  6. Step 6: Final answer
    x = 2,011,968.44

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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.