Home / 1,340,309.80-2,010,464.70-883,664.20

Finding the Fourth Proportional to 1,340,309.80, 2,010,464.70 and 883,664.20

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Solution

The fourth proportional to 1,340,309.80, 2,010,464.70 and 883,664.20 is: 1,325,496.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,309.80 : 2,010,464.70 = 883,664.20 : x
  2. Step 2: Convert to fraction form
    1,340,309.80/2,010,464.70 = 883,664.20/x
  3. Step 3: Cross multiply
    1,340,309.80x = 2,010,464.70 × 883,664.20
  4. Step 4: Simplify right side
    1,340,309.80x = 1,776,575,680,753.74
  5. Step 5: Solve for x
    x = 1,776,575,680,753.74/1,340,309.80
  6. Step 6: Final answer
    x = 1,325,496.30

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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.