Home / 1,432,651.07-2,148,513.28-472,891.07

Finding the Fourth Proportional to 1,432,651.07, 2,148,513.28 and 472,891.07

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Solution

The fourth proportional to 1,432,651.07, 2,148,513.28 and 472,891.07 is: 709,183.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,651.07 : 2,148,513.28 = 472,891.07 : x
  2. Step 2: Convert to fraction form
    1,432,651.07/2,148,513.28 = 472,891.07/x
  3. Step 3: Cross multiply
    1,432,651.07x = 2,148,513.28 × 472,891.07
  4. Step 4: Simplify right side
    1,432,651.07x = 1,016,012,743,888.41
  5. Step 5: Solve for x
    x = 1,016,012,743,888.41/1,432,651.07
  6. Step 6: Final answer
    x = 709,183.67

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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.