Home / 1,353,123.60-2,027,526.39-991,619.19

Finding the Fourth Proportional to 1,353,123.60, 2,027,526.39 and 991,619.19

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Solution

The fourth proportional to 1,353,123.60, 2,027,526.39 and 991,619.19 is: 1,485,846.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,123.60 : 2,027,526.39 = 991,619.19 : x
  2. Step 2: Convert to fraction form
    1,353,123.60/2,027,526.39 = 991,619.19/x
  3. Step 3: Cross multiply
    1,353,123.60x = 2,027,526.39 × 991,619.19
  4. Step 4: Simplify right side
    1,353,123.60x = 2,010,534,076,555.42
  5. Step 5: Solve for x
    x = 2,010,534,076,555.42/1,353,123.60
  6. Step 6: Final answer
    x = 1,485,846.58

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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.