Home / 1,476,340.52-2,213,709.42-665,776.55

Finding the Fourth Proportional to 1,476,340.52, 2,213,709.42 and 665,776.55

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Solution

The fourth proportional to 1,476,340.52, 2,213,709.42 and 665,776.55 is: 998,303.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,340.52 : 2,213,709.42 = 665,776.55 : x
  2. Step 2: Convert to fraction form
    1,476,340.52/2,213,709.42 = 665,776.55/x
  3. Step 3: Cross multiply
    1,476,340.52x = 2,213,709.42 × 665,776.55
  4. Step 4: Simplify right side
    1,476,340.52x = 1,473,835,820,079.63
  5. Step 5: Solve for x
    x = 1,473,835,820,079.63/1,476,340.52
  6. Step 6: Final answer
    x = 998,303.44

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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.