Home / 1,122,405.65-1,683,171.75-364,063.74

Finding the Fourth Proportional to 1,122,405.65, 1,683,171.75 and 364,063.74

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Solution

The fourth proportional to 1,122,405.65, 1,683,171.75 and 364,063.74 is: 545,953.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,405.65 : 1,683,171.75 = 364,063.74 : x
  2. Step 2: Convert to fraction form
    1,122,405.65/1,683,171.75 = 364,063.74/x
  3. Step 3: Cross multiply
    1,122,405.65x = 1,683,171.75 × 364,063.74
  4. Step 4: Simplify right side
    1,122,405.65x = 612,781,802,410.58
  5. Step 5: Solve for x
    x = 612,781,802,410.58/1,122,405.65
  6. Step 6: Final answer
    x = 545,953.96

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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.