Home / 3,424,071.49-4,725,367.18-1,896,178.61

Finding the Fourth Proportional to 3,424,071.49, 4,725,367.18 and 1,896,178.61

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Solution

The fourth proportional to 3,424,071.49, 4,725,367.18 and 1,896,178.61 is: 2,616,808.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424,071.49 : 4,725,367.18 = 1,896,178.61 : x
  2. Step 2: Convert to fraction form
    3,424,071.49/4,725,367.18 = 1,896,178.61/x
  3. Step 3: Cross multiply
    3,424,071.49x = 4,725,367.18 × 1,896,178.61
  4. Step 4: Simplify right side
    3,424,071.49x = 8,960,140,175,852.47
  5. Step 5: Solve for x
    x = 8,960,140,175,852.47/3,424,071.49
  6. Step 6: Final answer
    x = 2,616,808.74

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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.