Home / 1,192,989.41-1,789,484.12-434,887.73

Finding the Fourth Proportional to 1,192,989.41, 1,789,484.12 and 434,887.73

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Solution

The fourth proportional to 1,192,989.41, 1,789,484.12 and 434,887.73 is: 652,331.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,989.41 : 1,789,484.12 = 434,887.73 : x
  2. Step 2: Convert to fraction form
    1,192,989.41/1,789,484.12 = 434,887.73/x
  3. Step 3: Cross multiply
    1,192,989.41x = 1,789,484.12 × 434,887.73
  4. Step 4: Simplify right side
    1,192,989.41x = 778,224,686,817.85
  5. Step 5: Solve for x
    x = 778,224,686,817.85/1,192,989.41
  6. Step 6: Final answer
    x = 652,331.60

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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.