Home / 1,379,893.46-2,069,694.59-369,117.44

Finding the Fourth Proportional to 1,379,893.46, 2,069,694.59 and 369,117.44

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Solution

The fourth proportional to 1,379,893.46, 2,069,694.59 and 369,117.44 is: 553,637.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,893.46 : 2,069,694.59 = 369,117.44 : x
  2. Step 2: Convert to fraction form
    1,379,893.46/2,069,694.59 = 369,117.44/x
  3. Step 3: Cross multiply
    1,379,893.46x = 2,069,694.59 × 369,117.44
  4. Step 4: Simplify right side
    1,379,893.46x = 763,960,364,209.94
  5. Step 5: Solve for x
    x = 763,960,364,209.94/1,379,893.46
  6. Step 6: Final answer
    x = 553,637.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.