Home / 1,179,131.60-1,768,697.40-1,159,448.60

Finding the Fourth Proportional to 1,179,131.60, 1,768,697.40 and 1,159,448.60

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Solution

The fourth proportional to 1,179,131.60, 1,768,697.40 and 1,159,448.60 is: 1,739,172.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,131.60 : 1,768,697.40 = 1,159,448.60 : x
  2. Step 2: Convert to fraction form
    1,179,131.60/1,768,697.40 = 1,159,448.60/x
  3. Step 3: Cross multiply
    1,179,131.60x = 1,768,697.40 × 1,159,448.60
  4. Step 4: Simplify right side
    1,179,131.60x = 2,050,713,724,253.64
  5. Step 5: Solve for x
    x = 2,050,713,724,253.64/1,179,131.60
  6. Step 6: Final answer
    x = 1,739,172.90

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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.