Home / 1,794,812.10-2,692,218.15-1,290,927.30

Finding the Fourth Proportional to 1,794,812.10, 2,692,218.15 and 1,290,927.30

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Solution

The fourth proportional to 1,794,812.10, 2,692,218.15 and 1,290,927.30 is: 1,936,390.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,812.10 : 2,692,218.15 = 1,290,927.30 : x
  2. Step 2: Convert to fraction form
    1,794,812.10/2,692,218.15 = 1,290,927.30/x
  3. Step 3: Cross multiply
    1,794,812.10x = 2,692,218.15 × 1,290,927.30
  4. Step 4: Simplify right side
    1,794,812.10x = 3,475,457,907,390.50
  5. Step 5: Solve for x
    x = 3,475,457,907,390.50/1,794,812.10
  6. Step 6: Final answer
    x = 1,936,390.95

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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.