Home / 1,184,126.40-1,775,314.80-509,655.60

Finding the Fourth Proportional to 1,184,126.40, 1,775,314.80 and 509,655.60

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Solution

The fourth proportional to 1,184,126.40, 1,775,314.80 and 509,655.60 is: 764,106.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,126.40 : 1,775,314.80 = 509,655.60 : x
  2. Step 2: Convert to fraction form
    1,184,126.40/1,775,314.80 = 509,655.60/x
  3. Step 3: Cross multiply
    1,184,126.40x = 1,775,314.80 × 509,655.60
  4. Step 4: Simplify right side
    1,184,126.40x = 904,799,129,582.88
  5. Step 5: Solve for x
    x = 904,799,129,582.88/1,184,126.40
  6. Step 6: Final answer
    x = 764,106.88

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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.