Home / 1,135,341.56-1,703,012.34-461,789.30

Finding the Fourth Proportional to 1,135,341.56, 1,703,012.34 and 461,789.30

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Solution

The fourth proportional to 1,135,341.56, 1,703,012.34 and 461,789.30 is: 692,683.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,341.56 : 1,703,012.34 = 461,789.30 : x
  2. Step 2: Convert to fraction form
    1,135,341.56/1,703,012.34 = 461,789.30/x
  3. Step 3: Cross multiply
    1,135,341.56x = 1,703,012.34 × 461,789.30
  4. Step 4: Simplify right side
    1,135,341.56x = 786,432,882,369.20
  5. Step 5: Solve for x
    x = 786,432,882,369.20/1,135,341.56
  6. Step 6: Final answer
    x = 692,683.95

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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.