Home / 2,938,097.80-4,405,596.30-915,964.84

Finding the Fourth Proportional to 2,938,097.80, 4,405,596.30 and 915,964.84

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Solution

The fourth proportional to 2,938,097.80, 4,405,596.30 and 915,964.84 is: 1,373,463.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,097.80 : 4,405,596.30 = 915,964.84 : x
  2. Step 2: Convert to fraction form
    2,938,097.80/4,405,596.30 = 915,964.84/x
  3. Step 3: Cross multiply
    2,938,097.80x = 4,405,596.30 × 915,964.84
  4. Step 4: Simplify right side
    2,938,097.80x = 4,035,371,310,034.09
  5. Step 5: Solve for x
    x = 4,035,371,310,034.09/2,938,097.80
  6. Step 6: Final answer
    x = 1,373,463.92

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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.