Home / 1,133,214.40-1,699,821.60-1,066,729.60

Finding the Fourth Proportional to 1,133,214.40, 1,699,821.60 and 1,066,729.60

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Solution

The fourth proportional to 1,133,214.40, 1,699,821.60 and 1,066,729.60 is: 1,600,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,214.40 : 1,699,821.60 = 1,066,729.60 : x
  2. Step 2: Convert to fraction form
    1,133,214.40/1,699,821.60 = 1,066,729.60/x
  3. Step 3: Cross multiply
    1,133,214.40x = 1,699,821.60 × 1,066,729.60
  4. Step 4: Simplify right side
    1,133,214.40x = 1,813,250,015,439.36
  5. Step 5: Solve for x
    x = 1,813,250,015,439.36/1,133,214.40
  6. Step 6: Final answer
    x = 1,600,094.40

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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.