Home / 3,120,387.58-4,304,852.46-1,896,495.94

Finding the Fourth Proportional to 3,120,387.58, 4,304,852.46 and 1,896,495.94

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Solution

The fourth proportional to 3,120,387.58, 4,304,852.46 and 1,896,495.94 is: 2,616,384.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,387.58 : 4,304,852.46 = 1,896,495.94 : x
  2. Step 2: Convert to fraction form
    3,120,387.58/4,304,852.46 = 1,896,495.94/x
  3. Step 3: Cross multiply
    3,120,387.58x = 4,304,852.46 × 1,896,495.94
  4. Step 4: Simplify right side
    3,120,387.58x = 8,164,135,212,689.01
  5. Step 5: Solve for x
    x = 8,164,135,212,689.01/3,120,387.58
  6. Step 6: Final answer
    x = 2,616,384.99

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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.