Home / 1,419,803.64-1,959,314.12-775,221.84

Finding the Fourth Proportional to 1,419,803.64, 1,959,314.12 and 775,221.84

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Solution

The fourth proportional to 1,419,803.64, 1,959,314.12 and 775,221.84 is: 1,069,798.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,803.64 : 1,959,314.12 = 775,221.84 : x
  2. Step 2: Convert to fraction form
    1,419,803.64/1,959,314.12 = 775,221.84/x
  3. Step 3: Cross multiply
    1,419,803.64x = 1,959,314.12 × 775,221.84
  4. Step 4: Simplify right side
    1,419,803.64x = 1,518,903,097,244.38
  5. Step 5: Solve for x
    x = 1,518,903,097,244.38/1,419,803.64
  6. Step 6: Final answer
    x = 1,069,798.00

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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.