Home / 1,014,699.53-1,522,120.31-407,487.74

Finding the Fourth Proportional to 1,014,699.53, 1,522,120.31 and 407,487.74

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Solution

The fourth proportional to 1,014,699.53, 1,522,120.31 and 407,487.74 is: 611,260.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,699.53 : 1,522,120.31 = 407,487.74 : x
  2. Step 2: Convert to fraction form
    1,014,699.53/1,522,120.31 = 407,487.74/x
  3. Step 3: Cross multiply
    1,014,699.53x = 1,522,120.31 × 407,487.74
  4. Step 4: Simplify right side
    1,014,699.53x = 620,245,361,291.00
  5. Step 5: Solve for x
    x = 620,245,361,291.00/1,014,699.53
  6. Step 6: Final answer
    x = 611,260.12

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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.