Home / 1,072,863.20-1,610,331.60-540,984.80

Finding the Fourth Proportional to 1,072,863.20, 1,610,331.60 and 540,984.80

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Solution

The fourth proportional to 1,072,863.20, 1,610,331.60 and 540,984.80 is: 812,000.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,863.20 : 1,610,331.60 = 540,984.80 : x
  2. Step 2: Convert to fraction form
    1,072,863.20/1,610,331.60 = 540,984.80/x
  3. Step 3: Cross multiply
    1,072,863.20x = 1,610,331.60 × 540,984.80
  4. Step 4: Simplify right side
    1,072,863.20x = 871,164,918,559.68
  5. Step 5: Solve for x
    x = 871,164,918,559.68/1,072,863.20
  6. Step 6: Final answer
    x = 812,000.00

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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.