Home / 1,879,016.48-2,818,500.12-459,084.86

Finding the Fourth Proportional to 1,879,016.48, 2,818,500.12 and 459,084.86

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Solution

The fourth proportional to 1,879,016.48, 2,818,500.12 and 459,084.86 is: 688,621.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,016.48 : 2,818,500.12 = 459,084.86 : x
  2. Step 2: Convert to fraction form
    1,879,016.48/2,818,500.12 = 459,084.86/x
  3. Step 3: Cross multiply
    1,879,016.48x = 2,818,500.12 × 459,084.86
  4. Step 4: Simplify right side
    1,879,016.48x = 1,293,930,718,907.68
  5. Step 5: Solve for x
    x = 1,293,930,718,907.68/1,879,016.48
  6. Step 6: Final answer
    x = 688,621.27

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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.