Home / 1,127,000.40-1,692,250.20-654,608.40

Finding the Fourth Proportional to 1,127,000.40, 1,692,250.20 and 654,608.40

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Solution

The fourth proportional to 1,127,000.40, 1,692,250.20 and 654,608.40 is: 982,928.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,000.40 : 1,692,250.20 = 654,608.40 : x
  2. Step 2: Convert to fraction form
    1,127,000.40/1,692,250.20 = 654,608.40/x
  3. Step 3: Cross multiply
    1,127,000.40x = 1,692,250.20 × 654,608.40
  4. Step 4: Simplify right side
    1,127,000.40x = 1,107,761,195,821.68
  5. Step 5: Solve for x
    x = 1,107,761,195,821.68/1,127,000.40
  6. Step 6: Final answer
    x = 982,928.84

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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.