Home / 3,055,668.16-4,216,913.04-1,766,394.40

Finding the Fourth Proportional to 3,055,668.16, 4,216,913.04 and 1,766,394.40

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Solution

The fourth proportional to 3,055,668.16, 4,216,913.04 and 1,766,394.40 is: 2,437,676.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055,668.16 : 4,216,913.04 = 1,766,394.40 : x
  2. Step 2: Convert to fraction form
    3,055,668.16/4,216,913.04 = 1,766,394.40/x
  3. Step 3: Cross multiply
    3,055,668.16x = 4,216,913.04 × 1,766,394.40
  4. Step 4: Simplify right side
    3,055,668.16x = 7,448,731,579,142.98
  5. Step 5: Solve for x
    x = 7,448,731,579,142.98/3,055,668.16
  6. Step 6: Final answer
    x = 2,437,676.86

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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.