Home / 1,165,059.21-1,748,007.99-407,012.21

Finding the Fourth Proportional to 1,165,059.21, 1,748,007.99 and 407,012.21

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Solution

The fourth proportional to 1,165,059.21, 1,748,007.99 and 407,012.21 is: 610,664.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,059.21 : 1,748,007.99 = 407,012.21 : x
  2. Step 2: Convert to fraction form
    1,165,059.21/1,748,007.99 = 407,012.21/x
  3. Step 3: Cross multiply
    1,165,059.21x = 1,748,007.99 × 407,012.21
  4. Step 4: Simplify right side
    1,165,059.21x = 711,460,586,367.52
  5. Step 5: Solve for x
    x = 711,460,586,367.52/1,165,059.21
  6. Step 6: Final answer
    x = 610,664.75

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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.