Home / 1,140,150.40-1,709,097.60-540,056.80

Finding the Fourth Proportional to 1,140,150.40, 1,709,097.60 and 540,056.80

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Solution

The fourth proportional to 1,140,150.40, 1,709,097.60 and 540,056.80 is: 809,550.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,150.40 : 1,709,097.60 = 540,056.80 : x
  2. Step 2: Convert to fraction form
    1,140,150.40/1,709,097.60 = 540,056.80/x
  3. Step 3: Cross multiply
    1,140,150.40x = 1,709,097.60 × 540,056.80
  4. Step 4: Simplify right side
    1,140,150.40x = 923,009,780,743.68
  5. Step 5: Solve for x
    x = 923,009,780,743.68/1,140,150.40
  6. Step 6: Final answer
    x = 809,550.90

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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.