Home / 1,619,145.42-2,426,782.77-753,410.94

Finding the Fourth Proportional to 1,619,145.42, 2,426,782.77 and 753,410.94

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Solution

The fourth proportional to 1,619,145.42, 2,426,782.77 and 753,410.94 is: 1,129,215.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,145.42 : 2,426,782.77 = 753,410.94 : x
  2. Step 2: Convert to fraction form
    1,619,145.42/2,426,782.77 = 753,410.94/x
  3. Step 3: Cross multiply
    1,619,145.42x = 2,426,782.77 × 753,410.94
  4. Step 4: Simplify right side
    1,619,145.42x = 1,828,364,687,921.50
  5. Step 5: Solve for x
    x = 1,828,364,687,921.50/1,619,145.42
  6. Step 6: Final answer
    x = 1,129,215.86

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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.