Home / 1,167,791.88-1,612,095.30-684,289.92

Finding the Fourth Proportional to 1,167,791.88, 1,612,095.30 and 684,289.92

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Solution

The fourth proportional to 1,167,791.88, 1,612,095.30 and 684,289.92 is: 944,637.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,791.88 : 1,612,095.30 = 684,289.92 : x
  2. Step 2: Convert to fraction form
    1,167,791.88/1,612,095.30 = 684,289.92/x
  3. Step 3: Cross multiply
    1,167,791.88x = 1,612,095.30 × 684,289.92
  4. Step 4: Simplify right side
    1,167,791.88x = 1,103,140,563,869.38
  5. Step 5: Solve for x
    x = 1,103,140,563,869.38/1,167,791.88
  6. Step 6: Final answer
    x = 944,637.98

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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.