Home / 1,142,683.12-1,576,841.97-659,219.43

Finding the Fourth Proportional to 1,142,683.12, 1,576,841.97 and 659,219.43

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Solution

The fourth proportional to 1,142,683.12, 1,576,841.97 and 659,219.43 is: 909,687.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,683.12 : 1,576,841.97 = 659,219.43 : x
  2. Step 2: Convert to fraction form
    1,142,683.12/1,576,841.97 = 659,219.43/x
  3. Step 3: Cross multiply
    1,142,683.12x = 1,576,841.97 × 659,219.43
  4. Step 4: Simplify right side
    1,142,683.12x = 1,039,484,864,663.48
  5. Step 5: Solve for x
    x = 1,039,484,864,663.48/1,142,683.12
  6. Step 6: Final answer
    x = 909,687.77

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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.