Home / 1,907,126.14-2,630,666.69-1,132,231.04

Finding the Fourth Proportional to 1,907,126.14, 2,630,666.69 and 1,132,231.04

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Solution

The fourth proportional to 1,907,126.14, 2,630,666.69 and 1,132,231.04 is: 1,561,785.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,126.14 : 2,630,666.69 = 1,132,231.04 : x
  2. Step 2: Convert to fraction form
    1,907,126.14/2,630,666.69 = 1,132,231.04/x
  3. Step 3: Cross multiply
    1,907,126.14x = 2,630,666.69 × 1,132,231.04
  4. Step 4: Simplify right side
    1,907,126.14x = 2,978,522,482,312.06
  5. Step 5: Solve for x
    x = 2,978,522,482,312.06/1,907,126.14
  6. Step 6: Final answer
    x = 1,561,785.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.