Home / 1,124,586.33-1,551,298.39-689,214.60

Finding the Fourth Proportional to 1,124,586.33, 1,551,298.39 and 689,214.60

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Solution

The fourth proportional to 1,124,586.33, 1,551,298.39 and 689,214.60 is: 950,729.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,586.33 : 1,551,298.39 = 689,214.60 : x
  2. Step 2: Convert to fraction form
    1,124,586.33/1,551,298.39 = 689,214.60/x
  3. Step 3: Cross multiply
    1,124,586.33x = 1,551,298.39 × 689,214.60
  4. Step 4: Simplify right side
    1,124,586.33x = 1,069,177,493,743.09
  5. Step 5: Solve for x
    x = 1,069,177,493,743.09/1,124,586.33
  6. Step 6: Final answer
    x = 950,729.59

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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.