Home / 1,619,294-2,429,781.62-660,453.06

Finding the Fourth Proportional to 1,619,294, 2,429,781.62 and 660,453.06

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Solution

The fourth proportional to 1,619,294, 2,429,781.62 and 660,453.06 is: 991,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,294 : 2,429,781.62 = 660,453.06 : x
  2. Step 2: Convert to fraction form
    1,619,294/2,429,781.62 = 660,453.06/x
  3. Step 3: Cross multiply
    1,619,294x = 2,429,781.62 × 660,453.06
  4. Step 4: Simplify right side
    1,619,294x = 1,604,756,706,060.76
  5. Step 5: Solve for x
    x = 1,604,756,706,060.76/1,619,294
  6. Step 6: Final answer
    x = 991,022.45

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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.