Home / 2,724,428.80-4,086,643.20-926,714.80

Finding the Fourth Proportional to 2,724,428.80, 4,086,643.20 and 926,714.80

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Solution

The fourth proportional to 2,724,428.80, 4,086,643.20 and 926,714.80 is: 1,390,072.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724,428.80 : 4,086,643.20 = 926,714.80 : x
  2. Step 2: Convert to fraction form
    2,724,428.80/4,086,643.20 = 926,714.80/x
  3. Step 3: Cross multiply
    2,724,428.80x = 4,086,643.20 × 926,714.80
  4. Step 4: Simplify right side
    2,724,428.80x = 3,787,152,735,759.36
  5. Step 5: Solve for x
    x = 3,787,152,735,759.36/2,724,428.80
  6. Step 6: Final answer
    x = 1,390,072.20

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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.