Home / 1,153,290.62-1,591,271.73-669,564.50

Finding the Fourth Proportional to 1,153,290.62, 1,591,271.73 and 669,564.50

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Solution

The fourth proportional to 1,153,290.62, 1,591,271.73 and 669,564.50 is: 923,842.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,290.62 : 1,591,271.73 = 669,564.50 : x
  2. Step 2: Convert to fraction form
    1,153,290.62/1,591,271.73 = 669,564.50/x
  3. Step 3: Cross multiply
    1,153,290.62x = 1,591,271.73 × 669,564.50
  4. Step 4: Simplify right side
    1,153,290.62x = 1,065,459,052,305.23
  5. Step 5: Solve for x
    x = 1,065,459,052,305.23/1,153,290.62
  6. Step 6: Final answer
    x = 923,842.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.