Home / 2,965,732.60-4,448,598.90-721,870.60

Finding the Fourth Proportional to 2,965,732.60, 4,448,598.90 and 721,870.60

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Solution

The fourth proportional to 2,965,732.60, 4,448,598.90 and 721,870.60 is: 1,082,805.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965,732.60 : 4,448,598.90 = 721,870.60 : x
  2. Step 2: Convert to fraction form
    2,965,732.60/4,448,598.90 = 721,870.60/x
  3. Step 3: Cross multiply
    2,965,732.60x = 4,448,598.90 × 721,870.60
  4. Step 4: Simplify right side
    2,965,732.60x = 3,211,312,757,102.34
  5. Step 5: Solve for x
    x = 3,211,312,757,102.34/2,965,732.60
  6. Step 6: Final answer
    x = 1,082,805.90

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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.