Home / 2,045,313.30-3,065,345.55-978,057.30

Finding the Fourth Proportional to 2,045,313.30, 3,065,345.55 and 978,057.30

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Solution

The fourth proportional to 2,045,313.30, 3,065,345.55 and 978,057.30 is: 1,465,830.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,313.30 : 3,065,345.55 = 978,057.30 : x
  2. Step 2: Convert to fraction form
    2,045,313.30/3,065,345.55 = 978,057.30/x
  3. Step 3: Cross multiply
    2,045,313.30x = 3,065,345.55 × 978,057.30
  4. Step 4: Simplify right side
    2,045,313.30x = 2,998,083,592,200.02
  5. Step 5: Solve for x
    x = 2,998,083,592,200.02/2,045,313.30
  6. Step 6: Final answer
    x = 1,465,830.98

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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.