Home / 957,647.40-1,436,471.10-674,212.20

Finding the Fourth Proportional to 957,647.40, 1,436,471.10 and 674,212.20

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Solution

The fourth proportional to 957,647.40, 1,436,471.10 and 674,212.20 is: 1,011,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,647.40 : 1,436,471.10 = 674,212.20 : x
  2. Step 2: Convert to fraction form
    957,647.40/1,436,471.10 = 674,212.20/x
  3. Step 3: Cross multiply
    957,647.40x = 1,436,471.10 × 674,212.20
  4. Step 4: Simplify right side
    957,647.40x = 968,486,340,567.42
  5. Step 5: Solve for x
    x = 968,486,340,567.42/957,647.40
  6. Step 6: Final answer
    x = 1,011,318.30

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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.