Home / 1,122,457.50-1,684,104.54-673,500.60

Finding the Fourth Proportional to 1,122,457.50, 1,684,104.54 and 673,500.60

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Solution

The fourth proportional to 1,122,457.50, 1,684,104.54 and 673,500.60 is: 1,010,501.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,457.50 : 1,684,104.54 = 673,500.60 : x
  2. Step 2: Convert to fraction form
    1,122,457.50/1,684,104.54 = 673,500.60/x
  3. Step 3: Cross multiply
    1,122,457.50x = 1,684,104.54 × 673,500.60
  4. Step 4: Simplify right side
    1,122,457.50x = 1,134,245,418,152.72
  5. Step 5: Solve for x
    x = 1,134,245,418,152.72/1,122,457.50
  6. Step 6: Final answer
    x = 1,010,501.88

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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.